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SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
1 / 20
SECTION 1. IDENTIFICATION
Product name
: NOROX
R-5 RED CONCENTRATE
Manufacturer or supplier’s details
Company name of supplier
: United Initiators, Inc.
Address
: 555 Garden Street
Elyria OH 44035 USA
Telephone
: +1-440-323-3112
Telefax
: +1-440-323-2659
Emergency telephone
: CHEMTREC US (24h): +1-800-424-9300
CHEMTREC WORLD (24h): +1-703-527-3887
E-mail address of person
responsible for the SDS
: cs-initiators.nafta@united-in.com
Recommended use of the chemical and restrictions on use
Recommended use
: Coloring agents, pigments
SECTION 2. HAZARDS IDENTIFICATION
GHS classification in accordance with 29 CFR 1910.1200
Flammable liquids
: Category 3
Skin irritation
: Category 2
Eye irritation
: Category 2A
Carcinogenicity
: Category 2
Reproductive toxicity
: Category 2
Specific target organ
systemic toxicity – repeated
exposure
: Category 2
Aspiration hazard
: Category 1
Short-term (acute) aquatic
hazard
: Category 2
GHS label elements
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
2 / 20
Hazard pictograms
:
Signal Word
: Danger
Hazard Statements
: H226 Flammable liquid and vapor.
H304 May be fatal if swallowed and enters airways.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H351 Suspected of causing cancer.
H361 Suspected of damaging fertility or the unborn child.
H373 May cause damage to organs through prolonged or
repeated exposure.
H401 Toxic to aquatic life.
Precautionary Statements
:
Prevention:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read
and understood.
P210 Keep away from heat/sparks/open flames/hot surfaces.
No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P241 Use explosion-proof electrical/ ventilating/ lighting/ equip-
ment.
P242 Use only non-sparking tools.
P243 Take precautionary measures against static discharge.
P260 Do not breathe dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P273 Avoid release to the environment.
P280 Wear protective gloves/ protective clothing/ eye protection/
face protection.
Response:
P301 + P310 IF SWALLOWED: Immediately call a POISON
CENTER/doctor.
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately
all contaminated clothing. Rinse skin with water/shower.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water
for several minutes. Remove contact lenses, if present and easy
to do. Continue rinsing.
P308 + P313 IF exposed or concerned: Get medical advice/
attention.
P331 Do NOT induce vomiting.
P332 + P313 If skin irritation occurs: Get medical advice/ atten-
tion.
P337 + P313 If eye irritation persists: Get medical advice/ atten-
tion.
P362 Take off contaminated clothing and wash before reuse.
P370 + P378 In case of fire: Use water spray, alcohol-resistant
foam, dry chemical or carbon dioxide to extinguish.
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
3 / 20
Storage:
P403 + P235 Store in a well-ventilated place. Keep cool.
P405 Store locked up.
Disposal:
P501 Dispose of contents/ container to an approved waste dis-
posal plant.
Other hazards
None known.
SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance / Mixture
: Mixture
Components
Chemical name CAS-No. Concentration (% w/w)
2-Naphthalenol, 1-[2-[4-(2-
phenyldiazenyl)phenyl]diazenyl]-, ar-
heptyl ar’,ar”-Me derivs.
92257-31-3
>= 30 – < 35
Xylene 1330-20-7
>= 20 – < 25
ethylbenzene 100-41-4
>= 5 – < 7.5
2,4-bis(xylylazo)resorcinol 29190-28-1
>= 1 – < 5
SECTION 4. FIRST AID MEASURES
General advice
: Move out of dangerous area.
Show this material safety data sheet to the doctor in
attendance.
Do not leave the victim unattended.
Symptoms of poisoning may appear several hours later.
No artificial respiration, mouth-to-mouth or mouth to nose. Use
suitable instruments/apparatus.
Call a physician immediately.
If inhaled
: Call a physician or poison control center immediately.
If unconscious, place in recovery position and seek medical
advice.
Keep respiratory tract clear.
Call a physician immediately.
If breathed in, move person into fresh air.
In case of skin contact
: In case of contact, immediately flush skin with plenty of water
for at least 15 minutes while removing contaminated clothing
and shoes.
Wash contaminated clothing before re-use.
If on skin, rinse well with water.
If on clothes, remove clothes.
If symptoms persist, call a physician.
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
4 / 20
In case of eye contact
: In the case of contact with eyes, rinse immediately with plenty
of water and seek medical advice.
Remove contact lenses.
Protect unharmed eye.
Keep eye wide open while rinsing.
If eye irritation persists, consult a specialist.
If swallowed
: Keep respiratory tract clear.
Do NOT induce vomiting.
Call a physician immediately.
Contact a poison control center.
Most important symptoms
and effects, both acute and
delayed
: May be fatal if swallowed and enters airways.
Causes skin and eye irritation.
May cause respiratory irritation.
Suspected of causing cancer.
Suspected of damaging fertility or the unborn child.
May cause damage to organs through prolonged or repeated
exposure.
Protection of first-aiders
: First Aid responders should pay attention to self-protection
and use the recommended protective clothing
Notes to physician
: Treat symptomatically and supportively.
SECTION 5. FIRE-FIGHTING MEASURES
Suitable extinguishing media
: Water spray jet
Alcohol-resistant foam
Carbon dioxide (CO2)
Dry chemical
Unsuitable extinguishing
media
: High volume water jet
Specific hazards during fire
fighting
: Vapors may form explosive mixtures with air.
The product will float on water and can be reignited on surface
water.
Cool closed containers exposed to fire with water spray.
Specific extinguishing meth-
ods
: Do not use a solid water stream as it may scatter and spread
fire.
Remove undamaged containers from fire area if it is safe to do
so.
Use water spray to cool unopened containers.
Further information : Collect contaminated fire extinguishing water separately. This
must not be discharged into drains.
Fire residues and contaminated fire extinguishing water must
be disposed of in accordance with local regulations.
Use extinguishing measures that are appropriate to local
circumstances and the surrounding environment.
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
5 / 20
Special protective equipment
for fire-fighters
: Wear self-contained breathing apparatus for firefighting if
necessary.
Use personal protective equipment.
SECTION 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protec-
tive equipment and emer-
gency procedures
: Use personal protective equipment.
Ensure adequate ventilation.
Remove all sources of ignition.
Evacuate personnel to safe areas.
Follow safe handling advice and personal protective
equipment recommendations.
Beware of vapors accumulating to form explosive
concentrations. Vapors can accumulate in low areas.
Treat recovered material as described in the section "Disposal
considerations".
Environmental precautions
: Prevent product from entering drains.
Prevent further leakage or spillage if safe to do so.
If the product contaminates rivers and lakes or drains inform
respective authorities.
Methods and materials for
containment and cleaning up
: Clear spills immediately.
Suppress (knock down) gases/vapors/mists with a water spray
jet.
To clean the floor and all objects contaminated by this
material, use plenty of water.
Soak up with inert absorbent material.
Isolate waste and do not reuse.
Non-sparking tools should be used.
Local or national regulations may apply to releases and
disposal of this material, as well as those materials and items
employed in the cleanup of releases. You will need to
determine which regulations are applicable.
SECTION 7. HANDLING AND STORAGE
Technical measures
: See Engineering measures under EXPOSURE
CONTROLS/PERSONAL PROTECTION section.
Advice on protection against
fire and explosion
: Take necessary action to avoid static electricity discharge
(which might cause ignition of organic vapors).
Keep away from heat and sources of ignition.
Use only explosion-proof equipment.
Advice on safe handling
: Do not swallow.
Do not breathe vapors/dust.
Avoid exposure - obtain special instructions before use.
Avoid contact with skin and eyes.
Avoid formation of aerosol.
Take precautionary measures against static discharges.
Provide sufficient air exchange and/or exhaust in work rooms.
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
6 / 20
Avoid confinement.
Smoking, eating and drinking should be prohibited in the
application area.
Wash thoroughly after handling.
For personal protection see section 8.
Conditions for safe storage
: Electrical installations / working materials must comply with
the technological safety standards.
Containers which are opened must be carefully resealed and
kept upright to prevent leakage.
Store in accordance with the particular national regulations.
SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Ingredients with workplace control parameters
Components CAS-No. Value type
(Form of
exposure)
Control parame-
ters / Permissible
concentration
Basis
dimethyl phthalate 131-11-3 TWA 5 mg/m3 ACGIH
TWA 5 mg/m3 NIOSH REL
TWA 5 mg/m3 OSHA Z-1
TWA 5 mg/m3 OSHA P0
Xylene 1330-20-7 TWA 100 ppm
435 mg/m3
OSHA Z-1
TWA 100 ppm ACGIH
STEL 150 ppm ACGIH
STEL 150 ppm
655 mg/m3
OSHA P0
TWA 100 ppm
435 mg/m3
OSHA P0
ethylbenzene 100-41-4 TWA 20 ppm ACGIH
TWA 100 ppm
435 mg/m3
NIOSH REL
ST 125 ppm
545 mg/m3
NIOSH REL
TWA 100 ppm
435 mg/m3
OSHA Z-1
TWA 100 ppm
435 mg/m3
OSHA P0
STEL 125 ppm
545 mg/m3
OSHA P0
Biological occupational exposure limits
Components CAS-No. Control
parameters
Biological
specimen
Sam-
pling
time
Permissible
concentra-
tion
Basis
Xylene 1330-20-7 Methyl-
hippuric
acids
Urine End of
shift (As
soon as
possible
after
exposure
1.5 g/g cre-
atinine
ACGIH
BEI
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
7 / 20
ceases)
ethylbenzene 100-41-4 Sum of
mandelic
acid and
phenyl gly-
oxylic acid
Urine End of
shift (As
soon as
possible
after
exposure
ceases)
0.15 g/g
creatinine
ACGIH
BEI
Engineering measures : Minimize workplace exposure concentrations.
Personal protective equipment
Respiratory protection
: In the case of dust or aerosol formation use respirator with an
approved filter.
Filter type
: ABEK-filter
Hand protection
Material : butyl-rubber
Break through time : >= 480 min
Glove thickness : 0.5 mm
Remarks
: Choose gloves to protect hands against chemicals depending
on the concentration and quantity of the hazardous
substance and specific to place of work.
For special applications, we recommend clarifying the
resistance to chemicals of the aforementioned protective
gloves with the glove Wash hands before breaks and at the
end of workday.
Choose gloves to protect hands against chemicals depending
on the concentration and quantity of the hazardous
substance and specific to place of work.
For special applications, we recommend clarifying the
resistance to chemicals of the aforementioned protective
gloves with the glove Wash hands before breaks and at the
end of workday.
Eye protection
: Tightly fitting safety goggles
Please wear suitable protective goggles. Also wear face
protection if there is a splash hazard.
Ensure that eyewash stations and safety showers are close
to the workstation location.
Skin and body protection
: Select appropriate protective clothing based on chemical
resistance data and an assessment of the local exposure
potential.
Hygiene measures
: Keep away from food and drink.
When using do not eat or drink.
When using do not smoke.
Wash hands before breaks and immediately after handling
the product.
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
8 / 20
SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
: liquid
Color
: red
Odor
: aromatic
pH
: Not applicable
Melting point/range
: No data available
Boiling point/boiling range
: 138 C
Flash point
: > 38 C
Evaporation rate
: 9.5
Flammability (solid, gas)
: Not applicable
Self-ignition : No data available
Upper explosion limit / Upper
flammability limit
: 7 %(V)
Lower explosion limit / Lower
flammability limit
: 1 %(V)
Vapor pressure
: 6.6 hPa (25 C)
Relative vapor density
: > 1
Density
: 1.1 g/cm3
Solubility(ies)
Water solubility
: insoluble
Partition coefficient: n-
octanol/water
: No data available
Autoignition temperature
: No data available
Viscosity
Viscosity, dynamic
: No data available
Viscosity, kinematic
: No data available
Explosive properties
: Not applicable
Oxidizing properties
: Not applicable
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
9 / 20
SECTION 10. STABILITY AND REACTIVITY
Reactivity
: Stable under recommended storage conditions.
Chemical stability
: Stable under recommended storage conditions.
Conditions to avoid
: Heat, flames and sparks.
SECTION 11. TOXICOLOGICAL INFORMATION
Acute toxicity
Not classified based on available information.
Product:
Acute oral toxicity
: Acute toxicity estimate: > 5,000 mg/kg
Method: Calculation method
Acute inhalation toxicity
: Acute toxicity estimate: 39.2 mg/l
Exposure time: 4 h
Test atmosphere: vapor
Method: Calculation method
Acute dermal toxicity
: Acute toxicity estimate: > 5,000 mg/kg
Method: Calculation method
Components:
2-Naphthalenol, 1-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-, ar-heptyl ar’,ar”-Me derivs.:
Acute oral toxicity
: LD50 (Rat): > 5,000 mg/kg
Xylene:
Acute oral toxicity
: LD50 (Rat, female): > 2,000 mg/kg
Method: Directive 67/548/EEC, Annex V, B.1.
Acute inhalation toxicity
: Method: Expert judgment
Assessment: The component/mixture is moderately toxic after
short term inhalation.
Remarks: Based on harmonised classification in EU regulation
1272/2008, Annex VI
Acute dermal toxicity
: Acute toxicity estimate: 1,100 mg/kg
Method: Expert judgment
Assessment: The component/mixture is moderately toxic after
single contact with skin.
Remarks: Based on harmonised classification in EU regulation
1272/2008, Annex VI
ethylbenzene:
Acute oral toxicity
: LD50 (Rat): ca. 3,500 mg/kg
Acute inhalation toxicity : Method: Expert judgment
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
10 / 20
Assessment: The component/mixture is moderately toxic after
short term inhalation.
Remarks: Based on harmonised classification in EU regulation
1272/2008, Annex VI
Acute dermal toxicity
: LD50 (Rabbit): 15,433 mg/kg
2,4-bis(xylylazo)resorcinol:
Acute oral toxicity
: LD50 (Rat): 3,500 mg/kg
Acute inhalation toxicity
: LD50 (Cat): 9.3 mg/l
Exposure time: 6.5 h
Acute dermal toxicity
: Remarks: No data available
Acute toxicity (other routes of
administration)
: LD50 (Mouse): 1,380 mg/kg
Application Route: Intraperitoneal
LD50 (Mouse): 6,500 mg/kg
Application Route: Subcutaneous
Skin corrosion/irritation
Causes skin irritation.
Components:
2-Naphthalenol, 1-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-, ar-heptyl ar’,ar”-Me derivs.:
Result : No skin irritation
Xylene:
Species : Rabbit
Result : Skin irritation
ethylbenzene:
Species : Rabbit
Result : Mild skin irritation
2,4-bis(xylylazo)resorcinol:
Remarks : No data available
Serious eye damage/eye irritation
Causes eye irritation.
Product:
Remarks : Vapors may cause irritation to the eyes, respiratory system
and the skin.
Components:
Xylene:
Species : Rabbit
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
11 / 20
Result : Mild eye irritation
2,4-bis(xylylazo)resorcinol:
Remarks : No data available
Respiratory or skin sensitization
Skin sensitization
Not classified based on available information.
Respiratory sensitization
Not classified based on available information.
Components:
Xylene:
Routes of exposure : Skin contact
Species : Mouse
Method : OECD Test Guideline 429
Result : Does not cause skin sensitization.
ethylbenzene:
Remarks : No data available
2,4-bis(xylylazo)resorcinol:
Remarks : No data available
Germ cell mutagenicity
Not classified based on available information.
Components:
Xylene:
Genotoxicity in vitro
: Method: Mutagenicity (in vitro mammalian cytogenetic test)
Result: negative
Test Type: In vitro sister chromatid exchange assay in mam-
malian cells
Result: negative
Genotoxicity in vivo
: Species: Mouse
Application Route: Subcutaneous
Method: OECD Test Guideline 478
Result: negative
Species: Rat
Application Route: Intraperitoneal
Method: OECD Test Guideline 478
Result: negative
ethylbenzene:
Genotoxicity in vitro : Method: OECD Test Guideline 473
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
12 / 20
Result: negative
Genotoxicity in vivo
: Species: Mouse
Application Route: Oral
Method: OECD Test Guideline 474
Result: negative
Carcinogenicity
Suspected of causing cancer.
Components:
Xylene:
Species : Mouse
Application Route : Ingestion
Exposure time : 103 weeks
Method : Directive 67/548/EEC, Annex V, B.32.
Result : negative
Species : Rat
Application Route : Ingestion
Method : Directive 67/548/EEC, Annex V, B.32.
Result : negative
IARC Group 2B: Possibly carcinogenic to humans
ethylbenzene 100-41-4
OSHA No component of this product present at levels greater than or equal to 0.1% is
on OSHA s list of regulated carcinogens.
NTP No ingredient of this product present at levels greater than or equal to 0.1% is
identified as a known or anticipated carcinogen by NTP.
Reproductive toxicity
Suspected of damaging fertility or the unborn child.
Components:
2-Naphthalenol, 1-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-, ar-heptyl ar’,ar”-Me derivs.:
Reproductive toxicity – As-
sessment
: Some evidence of adverse effects on sexual function and
fertility, and/or on development, based on animal experiments.
Xylene:
Effects on fertility
: Test Type: One-generation reproduction toxicity study
Species: Rat
Application Route: inhalation (vapor)
Result: negative
Effects on fetal development
: Test Type: Embryo-fetal development
Species: Rat
Application Route: inhalation (vapor)
Result: negative
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
13 / 20
STOT-single exposure
May cause respiratory irritation.
Components:
Xylene:
Assessment : May cause respiratory irritation.
ethylbenzene:
Remarks : No data available
2,4-bis(xylylazo)resorcinol:
Assessment : May cause drowsiness or dizziness.
STOT-repeated exposure
May cause damage to organs through prolonged or repeated exposure.
Components:
Xylene:
Target Organs : Respiratory system
Assessment : May cause damage to organs through prolonged or repeated
exposure.
ethylbenzene:
Assessment : The substance or mixture is classified as specific target organ
toxicant, repeated exposure, category 2.
Repeated dose toxicity
Components:
Xylene:
Species : Rat
NOAEL : 250 mg/kg
Application Route : oral (gavage)
Exposure time : 2 y
Species : Rat
NOAEL : 150 mg/kg
LOAEL : 150 mg/kg
Application Route : oral (gavage)
Exposure time : 90 d
Method : OECD Test Guideline 408
ethylbenzene:
Species : Rat
NOAEL : 75 mg/kg
Application Route : Oral
Exposure time : 28 d
Method : OECD Test Guideline 407
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
14 / 20
Aspiration toxicity
May be fatal if swallowed and enters airways.
Components:
Xylene:
May be fatal if swallowed and enters airways.
ethylbenzene:
May be fatal if swallowed and enters airways.
2,4-bis(xylylazo)resorcinol:
May be fatal if swallowed and enters airways.
Further information
Product:
Remarks : Solvents may degrease the skin.
SECTION 12. ECOLOGICAL INFORMATION
Ecotoxicity
Components:
Xylene:
Toxicity to fish
: LC50 (Oncorhynchus mykiss (rainbow trout)): 2.5 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Remarks: Based on data from similar materials
Toxicity to daphnia and other
aquatic invertebrates
: IC50 (Daphnia magna (Water flea)): 1 mg/l
Exposure time: 24 h
Method: OECD Test Guideline 202
Remarks: Based on data from similar materials
Toxicity to algae
: EC50 (Pseudokirchneriella subcapitata (green algae)): 4.36
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
Remarks: Based on data from similar materials
Toxicity to fish (Chronic tox-
icity)
: NOEC (Oncorhynchus mykiss (rainbow trout)): > 1.3 mg/l
Exposure time: 56 d
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: NOEC (Ceriodaphnia dubia (water flea)): 1.17 mg/l
Exposure time: 7 d
Remarks: Based on data from similar materials
Toxicity to microorganisms
: EC50: > 157 mg/l
Exposure time: 3 h
Method: OECD Test Guideline 209
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
15 / 20
Remarks: Based on data from similar materials
ethylbenzene:
Toxicity to fish
: LC50 (Menidia menidia (Atlantic silverside)): 5.1 mg/l
Exposure time: 96 h
LC50 (Oncorhynchus mykiss (rainbow trout)): 4.2 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: LC50 (Daphnia magna (Water flea)): 2.1 mg/l
Exposure time: 48 h
Toxicity to algae
: EC50 (Skeletonema costatum (marine diatom)): 7.7 mg/l
Exposure time: 96 h
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: NOEC (Ceriodaphnia dubia (water flea)): 0.96 mg/l
Exposure time: 7 d
2,4-bis(xylylazo)resorcinol:
Toxicity to fish
: Remarks: No data available
Toxicity to daphnia and other
aquatic invertebrates
: Remarks: No data available
Toxicity to algae
: Remarks: No data available
Toxicity to microorganisms
: Remarks: No data available
Ecotoxicology Assessment
Acute aquatic toxicity
: This product has no known ecotoxicological effects.
Chronic aquatic toxicity
: This product has no known ecotoxicological effects.
Persistence and degradability
Components:
Xylene:
Biodegradability
: Result: Readily biodegradable.
Method: OECD Test Guideline 301F
Remarks: Based on data from similar materials
ethylbenzene:
Biodegradability
: Result: Readily biodegradable.
2,4-bis(xylylazo)resorcinol:
Biodegradability
: Remarks: No data available
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
16 / 20
Bioaccumulative potential
Components:
Xylene:
Bioaccumulation
: Bioconcentration factor (BCF): 5.4 – 25.9
Partition coefficient: n-
octanol/water
: log Pow: 3.12 (20 C / 20 C)
Remarks: Based on data from similar materials
ethylbenzene:
Partition coefficient: n-
octanol/water
: log Pow: 3.6 (20 C / 20 C)
Mobility in soil
No data available
Other adverse effects
Product:
Ozone-Depletion Potential
: Regulation: 40 CFR Protection of Environment; Part 82 Pro-
tection of Stratospheric Ozone – CAA Section 602 Class I
Substances
Remarks: This product neither contains, nor was manufac-
tured with a Class I or Class II ODS as defined by the U.S.
Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
Additional ecological infor-
mation
: An environmental hazard cannot be excluded in the event of
unprofessional handling or disposal.
Toxic to aquatic life.
SECTION 13. DISPOSAL CONSIDERATIONS
Disposal methods
Waste from residues : The product should not be allowed to enter drains, water
courses or the soil.
Do not contaminate ponds, waterways or ditches with
chemical or used container.
Dispose of wastes in an approved waste disposal facility.
Contaminated packaging : Empty remaining contents.
Dispose of as unused product.
Do not re-use empty containers.
Do not burn, or use a cutting torch on, the empty drum.
Dispose of in accordance with local regulations.
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
17 / 20
SECTION 14. TRANSPORT INFORMATION
International Regulations
Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code
Not applicable for product as supplied.
Domestic regulation
49 CFR
UN/ID/NA number : NA 1993
Proper shipping name : Combustible liquid, n.o.s.
(Xylene)
Class : CBL
Packing group : III
Labels : None
ERG Code : 128
Marine pollutant : no
Special precautions for user
The transport classification(s) provided herein are for informational purposes only, and solely
based upon the properties of the unpackaged material as it is described within this Safety Data
Sheet. Transportation classifications may vary by mode of transportation, package sizes, and
variations in regional or country regulations.
SECTION 15. REGULATORY INFORMATION
EPCRA – Emergency Planning and Community Right-to-Know
CERCLA Reportable Quantity
Components CAS-No. Component RQ
(lbs)
Calculated product RQ
(lbs)
Xylene 1330-20-7 100 457
SARA 304 Extremely Hazardous Substances Reportable Quantity
This material does not contain any components with a section 304 EHS RQ.
SARA 302 Extremely Hazardous Substances Threshold Planning Quantity
This material does not contain any components with a section 302 EHS TPQ.
SARA 311/312 Hazards
: Flammable (gases, aerosols, liquids, or solids)
Skin corrosion or irritation
Serious eye damage or eye irritation
Carcinogenicity
Reproductive toxicity
Specific target organ toxicity (single or repeated exposure)
Aspiration hazard
SARA 313
: The following components are subject to reporting levels
established by SARA Title III, Section 313:
dimethyl
phthalate
131-11-3
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
18 / 20
Xylene
1330-20-7
ethylbenzene
100-41-4
Clean Air Act
This product neither contains, nor was manufactured with a Class I or Class II ODS as defined by
the U.S. Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
The following chemical(s) are listed as HAP under the U.S. Clean Air Act, Section 12 (40 CFR 61):
dimethyl phthalate 131-11-3
Xylene 1330-20-7
ethylbenzene 100-41-4
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 112(r) for
Accidental Release Prevention (40 CFR 68.130, Subpart F).
The following chemical(s) are listed under the U.S. Clean Air Act Section 111 SOCMI Intermedi-
ate or Final VOC’s (40 CFR 60.489):
Xylene 1330-20-7
ethylbenzene 100-41-4
Clean Water Act
The following Hazardous Substances are listed under the U.S. CleanWater Act, Section 311, Ta-
ble 116.4A:
Xylene 1330-20-7
ethylbenzene 100-41-4
The following Hazardous Chemicals are listed under the U.S. CleanWater Act, Section 311, Table
117.3:
Xylene 1330-20-7
ethylbenzene 100-41-4
This product contains the following toxic pollutants listed under the U.S. Clean Water Act Section
307
dimethyl phthalate 131-11-3
ethylbenzene 100-41-4
California Prop. 65
WARNING: This product can expose you to chemicals including ethylbenzene, which is/are
known to the State of California to cause cancer. For more information go to
www.P65Warnings.ca.gov.
The ingredients of this product are reported in the following inventories:
DSL (CA)
: On the inventory, or in compliance with the inventory
KECI (KR)
: On the inventory, or in compliance with the inventory
PICCS (PH)
: On the inventory, or in compliance with the inventory
IECSC (CN)
: On the inventory, or in compliance with the inventory
TCSI (TW)
: On the inventory, or in compliance with the inventory
TSCA (US)
: On TSCA Inventory
TSCA list
No substances are subject to a Significant New Use Rule.
No substances are subject to TSCA 12(b) export notification requirements.
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
19 / 20
SECTION 16. OTHER INFORMATION
Full text of other abbreviations
ACGIH : USA. ACGIH Threshold Limit Values (TLV)
ACGIH BEI : ACGIH – Biological Exposure Indices (BEI)
NIOSH REL : USA. NIOSH Recommended Exposure Limits
OSHA P0 : USA. OSHA – TABLE Z-1 Limits for Air Contaminants –
1910.1000
OSHA Z-1 : USA. Occupational Exposure Limits (OSHA) – Table Z-1 Lim-
its for Air Contaminants
ACGIH / TWA : 8-hour, time-weighted average
ACGIH / STEL : Short-term exposure limit
NIOSH REL / TWA : Time-weighted average concentration for up to a 10-hour
workday during a 40-hour workweek
NIOSH REL / ST : STEL – 15-minute TWA exposure that should not be exceeded
at any time during a workday
OSHA P0 / TWA : 8-hour time weighted average
OSHA P0 / STEL : Short-term exposure limit
OSHA Z-1 / TWA : 8-hour time weighted average
AICS – Australian Inventory of Chemical Substances; ASTM – American Society for the Testing of
Materials; bw – Body weight; CERCLA – Comprehensive Environmental Response, Compensation,
and Liability Act; CMR – Carcinogen, Mutagen or Reproductive Toxicant; DIN – Standard of the
German Institute for Standardisation; DOT – Department of Transportation; DSL – Domestic Sub-
stances List (Canada); ECx – Concentration associated with x% response; EHS – Extremely Haz-
ardous Substance; ELx – Loading rate associated with x% response; EmS – Emergency Schedule;
ENCS – Existing and New Chemical Substances (Japan); ErCx – Concentration associated with
x% growth rate response; ERG – Emergency Response Guide; GHS – Globally Harmonized Sys-
tem; GLP – Good Laboratory Practice; HMIS – Hazardous Materials Identification System; IARC –
International Agency for Research on Cancer; IATA – International Air Transport Association; IBC
– International Code for the Construction and Equipment of Ships carrying Dangerous Chemicals
in Bulk; IC50 – Half maximal inhibitory concentration; ICAO – International Civil Aviation Organiza-
tion; IECSC – Inventory of Existing Chemical Substances in China; IMDG – International Maritime
Dangerous Goods; IMO – International Maritime Organization; ISHL – Industrial Safety and Health
Law (Japan); ISO – International Organisation for Standardization; KECI – Korea Existing Chemi-
cals Inventory; LC50 – Lethal Concentration to 50 % of a test population; LD50 – Lethal Dose to
50% of a test population (Median Lethal Dose); MARPOL – International Convention for the Pre-
vention of Pollution from Ships; MSHA – Mine Safety and Health Administration; n.o.s. – Not Oth-
erwise Specified; NFPA – National Fire Protection Association; NO(A)EC – No Observed (Adverse)
Effect Concentration; NO(A)EL – No Observed (Adverse) Effect Level; NOELR – No Observable
Effect Loading Rate; NTP – National Toxicology Program; NZIoC – New Zealand Inventory of
Chemicals; OECD – Organization for Economic Co-operation and Development; OPPTS – Office
of Chemical Safety and Pollution Prevention; PBT – Persistent, Bioaccumulative and Toxic sub-
stance; PICCS – Philippines Inventory of Chemicals and Chemical Substances; (Q)SAR – (Quanti-
tative) Structure Activity Relationship; RCRA – Resource Conservation and Recovery Act;
REACH – Regulation (EC) No 1907/2006 of the European Parliament and of the Council concern-
ing the Registration, Evaluation, Authorisation and Restriction of Chemicals; RQ – Reportable
Quantity; SADT – Self-Accelerating Decomposition Temperature; SARA – Superfund Amend-
ments and Reauthorization Act; SDS – Safety Data Sheet; TCSI – Taiwan Chemical Substance
Inventory; TSCA – Toxic Substances Control Act (United States); UN – United Nations; UNRTDG –
United Nations Recommendations on the Transport of Dangerous Goods; vPvB – Very Persistent
and Very Bioaccumulative
SAFETY DATA SHEET
NOROX
R-5 RED CONCENTRATE
Version
1.7
Revision Date:
05/14/2019
SDS Number:
600000000344
Date of last issue: 04/30/2018
Date of first issue: 07/04/2016
20 / 20
This material safety datasheet only contains information relating to safety and does not replace
any product information or product specification.
These safety instructions also apply to empty packaging which may still contain product residues.
Sources of key data used to
compile the Material Safety
Data Sheet
: Internal technical data, data from raw material SDSs, OECD
eChem Portal search results and European Chemicals Agen-
cy, http://echa.europa.eu/
Revision Date : 05/14/2019
The information provided in this Material Safety Data Sheet is correct to the best of our
knowledge, information and belief at the date of its publication. The information given is designed
only as a guidance for safe handling, use, processing, storage, transportation, disposal and re-
lease and is not to be considered a warranty or quality specification. The information relates only
to the specific material designated and may not be valid for such material used in combination
with any other materials or in any process, unless specified in the text.
US / Z8
by | Sep 27, 2025
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
1 / 19
SECTION 1. IDENTIFICATION
Trade name
: BENOX
C-50
Manufacturer or supplier’s details
Company name of supplier
: United Initiators, Inc.
Address
: 555 Garden Street
Elyria OH 44035 USA
Telephone
: +1-440-323-3112
Telefax
: +1-440-323-2659
Emergency telephone
: CHEMTREC US (24h): +1-800-424-9300
CHEMTREC WORLD (24h): +1-703-527-3887
E-mail address of person
responsible for the SDS
: cs-initiators.nafta@united-in.com
Recommended use of the chemical and restrictions on use
Recommended use
: Hardener
SECTION 2. HAZARDS IDENTIFICATION
GHS classification in accordance with the OSHA Hazard Communication Standard (29 CFR
1910.1200)
Organic peroxides
: Type D
Eye irritation
: Category 2B
Skin sensitization
: Category 1
Reproductive toxicity
: Category 1B
Short-term (acute) aquatic
hazard
: Category 1
Long-term (chronic) aquatic
hazard
: Category 1
GHS label elements
Hazard pictograms
:
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
2 / 19
Signal Word
: Danger
Hazard Statements
: H242 Heating may cause a fire.
H317 May cause an allergic skin reaction.
H320 Causes eye irritation.
H360D May damage the unborn child.
H410 Very toxic to aquatic life with long lasting effects.
Precautionary Statements
:
Prevention:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read
and understood.
P210 Keep away from heat/ sparks/ open flames/ hot surfaces.
No smoking.
P220 Keep/Store away from clothing/ strong acids, bases,
heavy metal salts and other reducing substances /combustible
materials.
P234 Keep only in original container.
P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P272 Contaminated work clothing must not be allowed out of
the workplace.
P273 Avoid release to the environment.
P280 Wear protective gloves/ protective clothing/ eye protection/
face protection.
Response:
P302 + P352 IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water
for several minutes. Remove contact lenses, if present and easy
to do. Continue rinsing.
P308 + P313 IF exposed or concerned: Get medical advice/
attention.
P333 + P313 If skin irritation or rash occurs: Get medical advice/
attention.
P337 + P313 If eye irritation persists: Get medical advice/ atten-
tion.
P363 Wash contaminated clothing before reuse.
P391 Collect spillage.
Storage:
P405 Store locked up.
P410 Protect from sunlight.
P411 + P235 Store at temperatures not exceeding < 30 C/ <
86 F. Keep cool.
P420 Store away from other materials.
Disposal:
P501 Dispose of contents/ container to an approved waste dis-
posal plant.
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
3 / 19
Other hazards
None known.
SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance / Mixture
: Mixture
Chemical nature
: Organic Peroxide
Solid mixture
Components
Chemical name CAS-No. Concentration (% w/w)
Dicyclohexyl phthalate 84-61-7
>= 50 – < 55
Dibenzoyl peroxide 94-36-0
>= 45 – < 50
Actual concentration is withheld as a trade secret
SECTION 4. FIRST AID MEASURES
General advice
: Move out of dangerous area.
Show this material safety data sheet to the doctor in
attendance.
Do not leave the victim unattended.
Call a physician immediately.
If inhaled
: If unconscious, place in recovery position and seek medical
advice.
If symptoms persist, call a physician.
If breathed in, move person into fresh air.
In case of skin contact
: In case of contact, immediately flush skin with plenty of water
for at least 15 minutes while removing contaminated clothing
and shoes.
Wash contaminated clothing before re-use.
If on skin, rinse well with water.
If on clothes, remove clothes.
If symptoms persist, call a physician.
In case of eye contact
: In the case of contact with eyes, rinse immediately with plenty
of water and seek medical advice.
Remove contact lenses.
Protect unharmed eye.
Keep eye wide open while rinsing.
If eye irritation persists, consult a specialist.
If swallowed
: Keep respiratory tract clear.
Call a physician immediately.
Most important symptoms
and effects, both acute and
: May cause an allergic skin reaction.
Causes eye irritation.
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
4 / 19
delayed
May damage the unborn child.
Protection of first-aiders
: First Aid responders should pay attention to self-protection
and use the recommended protective clothing
Notes to physician
: Treat symptomatically and supportively.
SECTION 5. FIRE-FIGHTING MEASURES
Suitable extinguishing media
: Water spray jet
Alcohol-resistant foam
Carbon dioxide (CO2)
Dry chemical
Unsuitable extinguishing
media
: High volume water jet
Specific hazards during fire
fighting
: Contact with incompatible materials or exposure to
temperatures exceeding SADT may result in a self-
accelerating decomposition reaction with release of flammable
vapors which may auto-ignite.
The product burns violently.
Flash back possible over considerable distance.
Vapors may form explosive mixtures with air.
The product will float on water and can be reignited on surface
water.
Cool closed containers exposed to fire with water spray.
Specific extinguishing meth-
ods
: Do not use a solid water stream as it may scatter and spread
fire.
Remove undamaged containers from fire area if it is safe to do
so.
Use water spray to cool unopened containers.
Further information : Collect contaminated fire extinguishing water separately. This
must not be discharged into drains.
Fire residues and contaminated fire extinguishing water must
be disposed of in accordance with local regulations.
Use extinguishing measures that are appropriate to local
circumstances and the surrounding environment.
Special protective equipment
for fire-fighters
: Wear self-contained breathing apparatus for firefighting if
necessary.
Use personal protective equipment.
SECTION 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protec-
tive equipment and emer-
gency procedures
: Use personal protective equipment.
Avoid dust formation.
Avoid breathing dust.
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
5 / 19
Remove all sources of ignition.
Follow safe handling advice and personal protective
equipment recommendations.
Never return spills in original containers for re-use.
Treat recovered material as described in the section "Disposal
considerations".
Environmental precautions
: Prevent product from entering drains.
Prevent further leakage or spillage if safe to do so.
If the product contaminates rivers and lakes or drains inform
respective authorities.
Methods and materials for
containment and cleaning up
: Contact with incompatible substances can cause
decomposition at or below SADT.
Clear spills immediately.
Suppress (knock down) gases/vapors/mists with a water spray
jet.
To clean the floor and all objects contaminated by this
material, use plenty of water.
Soak up with inert absorbent material.
Isolate waste and do not reuse.
Non-sparking tools should be used.
Local or national regulations may apply to releases and
disposal of this material, as well as those materials and items
employed in the cleanup of releases. You will need to
determine which regulations are applicable.
SECTION 7. HANDLING AND STORAGE
Technical measures
: See Engineering measures under EXPOSURE
CONTROLS/PERSONAL PROTECTION section.
Advice on protection against
fire and explosion
: Avoid dust formation.
Provide appropriate exhaust ventilation at places where dust
is formed.
Keep away from heat and sources of ignition.
Use only explosion-proof equipment.
Keep away from combustible material.
Advice on safe handling
: Do not breathe vapors/dust.
Avoid exposure - obtain special instructions before use.
Avoid contact with skin and eyes.
Take precautionary measures against static discharges.
Never return any product to the container from which it was
originally removed.
Provide sufficient air exchange and/or exhaust in work rooms.
Avoid confinement.
Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
Smoking, eating and drinking should be prohibited in the
application area.
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
6 / 19
Wash thoroughly after handling.
For personal protection see section 8.
Persons susceptible to skin sensitization problems or asthma,
allergies, chronic or recurrent respiratory disease should not
be employed in any process in which this mixture is being
used.
Protect from contamination.
Conditions for safe storage
: Avoid impurities (e.g. rust, dust, ash), risk of decomposition.
Electrical installations / working materials must comply with
the technological safety standards.
Containers which are opened must be carefully resealed and
kept upright to prevent leakage.
Store in original container.
Keep containers tightly closed in a cool, well-ventilated place.
Store in accordance with the particular national regulations.
Materials to avoid
: Keep away from strong acids, bases, heavy metal salts and
other reducing substances.
Recommended storage tem-
perature
: < 30 C
< 86 F
Further information on stor-
age stability
: No decomposition if stored normally.
SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Ingredients with workplace control parameters
Components CAS-No. Value type
(Form of
exposure)
Control parame-
ters / Permissible
concentration
Basis
Dibenzoyl peroxide 94-36-0 TWA 5 mg/m3 ACGIH
TWA 5 mg/m3 NIOSH REL
TWA 5 mg/m3 OSHA Z-1
TWA 5 mg/m3 OSHA P0
Engineering measures : Minimize workplace exposure concentrations.
Personal protective equipment
Respiratory protection
: In the case of dust or aerosol formation use respirator with an
approved filter.
Filter type
: Filter type P
Hand protection
Material : butyl-rubber
Break through time : 480 min
Glove thickness : 0.5 mm
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
7 / 19
Material : Nitrile rubber
Break through time : 480 min
Glove thickness : 0.4 mm
Remarks
: Choose gloves to protect hands against chemicals depending
on the concentration and quantity of the hazardous
substance and specific to place of work.
For special applications, we recommend clarifying the
resistance to chemicals of the aforementioned protective
gloves with the glove manufacturer. Wash hands before
breaks and at the end of workday.
Eye protection
: Tightly fitting safety goggles
Please wear suitable protective goggles. Also wear face
protection if there is a splash hazard.
Ensure that eyewash stations and safety showers are close
to the workstation location.
Skin and body protection
: Select appropriate protective clothing based on chemical
resistance data and an assessment of the local exposure
potential.
Hygiene measures
: Keep away from food and drink.
When using do not eat or drink.
When using do not smoke.
Wash hands before breaks and immediately after handling
the product.
SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
: powder
Color
: white
Odor
: aromatic
pH
: No data available
Melting point/range
: Decomposition: Decomposes below the melting point.
Boiling point/boiling range
: Not applicable
Flash point
: Not applicable
Flammability (solid, gas) : Not applicable
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
8 / 19
Upper explosion limit / Upper
flammability limit
: No data available
Lower explosion limit / Lower
flammability limit
: No data available
Vapor pressure
: No data available
Density
: No data available
Solubility(ies)
Water solubility
: insoluble
Solubility in other solvents
: Solvent: Phthalates
Description: soluble
Self-Accelerating decomposi-
tion temperature (SADT)
: 60 C
Method: UN-Test H.4
SADT-Self Accelerating Decomposition Temperature. Lowest
temperature at which the tested package size will undergo a
self-accelerating decomposition reaction.
Viscosity
Viscosity, dynamic
: Not applicable
Viscosity, kinematic
: No data available
Explosive properties
: Not explosive
Oxidizing properties
: The substance or mixture is not classified as oxidizing.
Organic peroxide
SECTION 10. STABILITY AND REACTIVITY
Reactivity
: Stable under recommended storage conditions.
Chemical stability
: Stable under recommended storage conditions.
Possibility of hazardous reac-
tions
: Dust may form explosive mixture in air.
Conditions to avoid
: Protect from contamination.
Contact with incompatible substances can cause
decomposition at or below SADT.
Heat, flames and sparks.
Avoid confinement.
Incompatible materials
: Accelerators, strong acids and bases, heavy metals and
heavy metal salts, reducing agents
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
9 / 19
Hazardous decomposition
products
: Irritant, caustic, flammable, noxious/toxic gases and vapours
can develop in the case of fire and decomposition
SECTION 11. TOXICOLOGICAL INFORMATION
Acute toxicity
Not classified based on available information.
Components:
Dicyclohexyl phthalate:
Acute oral toxicity
: LD50 (Rat): > 2,000 mg/kg
Method: OECD Test Guideline 423
Assessment: The substance or mixture has no acute oral tox-
icity
Acute dermal toxicity
: LD50 (Rat): > 2,000 mg/kg
Method: OECD Test Guideline 402
Assessment: The substance or mixture has no acute dermal
toxicity
Dibenzoyl peroxide:
Acute oral toxicity
: LD50 (Rat): > 5,000 mg/kg
Method: OECD Test Guideline 401
Assessment: The substance or mixture has no acute oral tox-
icity
Acute inhalation toxicity
: LC50 (Rat): > 24.3 mg/l
Exposure time: 4 h
Test atmosphere: dust/mist
Method: OECD Test Guideline 403
Assessment: The substance or mixture has no acute inhala-
tion toxicity
Acute dermal toxicity
: Remarks: No data available
Skin corrosion/irritation
Not classified based on available information.
Product:
Remarks : May cause skin irritation in susceptible persons.
Components:
Dicyclohexyl phthalate:
Result : No skin irritation
Dibenzoyl peroxide:
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
10 / 19
Species : Rabbit
Result : No skin irritation
Serious eye damage/eye irritation
Causes eye irritation.
Product:
Remarks : Product dust may be irritating to eyes, skin and respiratory
system.
Components:
Dicyclohexyl phthalate:
Result : No eye irritation
Dibenzoyl peroxide:
Species : Rabbit
Result : Irritation to eyes, reversing within 7 days
Respiratory or skin sensitization
Skin sensitization
May cause an allergic skin reaction.
Respiratory sensitization
Not classified based on available information.
Product:
Remarks : Causes sensitization.
Components:
Dicyclohexyl phthalate:
Routes of exposure : Skin contact
Species : Mouse
Result : May cause sensitization by skin contact.
Dibenzoyl peroxide:
Routes of exposure : Skin contact
Species : Mouse
Method : Local lymph node assay (LLNA)
Result : May cause sensitization by skin contact.
Germ cell mutagenicity
Not classified based on available information.
Components:
Dicyclohexyl phthalate:
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
11 / 19
Genotoxicity in vitro
: Result: negative
Remarks: In vitro tests did not show mutagenic effects
Genotoxicity in vivo
: Remarks: No data available
Dibenzoyl peroxide:
Genotoxicity in vitro
: Method: OECD Test Guideline 471
Result: negative
Method: OECD Test Guideline 476
Result: negative
Genotoxicity in vivo
: Test Type: dominant lethal test
Species: Mouse
Result: negative
Carcinogenicity
Not classified based on available information.
Components:
Dicyclohexyl phthalate:
Remarks : This information is not available.
Dibenzoyl peroxide:
Remarks : This information is not available.
IARC No ingredient of this product present at levels greater than or equal to 0.1% is
identified as probable, possible or confirmed human carcinogen by IARC.
OSHA No component of this product present at levels greater than or equal to 0.1% is
on OSHA s list of regulated carcinogens.
NTP No ingredient of this product present at levels greater than or equal to 0.1% is
identified as a known or anticipated carcinogen by NTP.
Reproductive toxicity
May damage the unborn child.
Components:
Dicyclohexyl phthalate:
Reproductive toxicity – As-
sessment
: Clear evidence of adverse effects on development, based on
animal experiments.
Remarks: Based on harmonised classification in EU regulation
1272/2008, Annex VI
Dibenzoyl peroxide:
Effects on fertility
: Species: Rat, male
Application Route: Oral
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
12 / 19
General Toxicity Parent: NOAEL: 1,000 mg/kg body weight
Method: OECD Test Guideline 422
Species: Rat, female
Application Route: Oral
General Toxicity Parent: NOAEL: 500 mg/kg body weight
Method: OECD Test Guideline 422
Reproductive toxicity – As-
sessment
: No evidence of adverse effects on sexual function and fertility,
or on development, based on animal experiments.
STOT-single exposure
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Routes of exposure : Ingestion
Assessment : The substance or mixture is not classified as specific target
organ toxicant, single exposure.
STOT-repeated exposure
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Routes of exposure : Ingestion
Assessment : The substance or mixture is not classified as specific target
organ toxicant, repeated exposure.
Repeated dose toxicity
Components:
Dicyclohexyl phthalate:
Species : Rat
NOAEL : 50 mg/kg
Application Route : Ingestion
Exposure time : 90 d
Method : OECD Test Guideline 408
Dibenzoyl peroxide:
Species : Rat
NOAEL : 1,000 mg/kg
Application Route : Oral
Exposure time : 28 d
Method : OECD Test Guideline 422
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
13 / 19
Aspiration toxicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
No aspiration toxicity classification
Further information
Product:
Remarks : No data available
SECTION 12. ECOLOGICAL INFORMATION
Ecotoxicity
Components:
Dicyclohexyl phthalate:
Toxicity to fish
: LC50 (Oryzias latipes (Orange-red killifish)): > 2 mg/l
Exposure time: 96 h
Remarks: No toxicity at the limit of solubility.
Toxicity to daphnia and other
aquatic invertebrates
: NOEC (Daphnia magna (Water flea)): > 2 mg/l
Exposure time: 48 h
Remarks: No toxicity at the limit of solubility.
Toxicity to algae/aquatic
plants
: ErC50 (Pseudokirchneriella subcapitata (green algae)): > 2
mg/l
Exposure time: 72 h
Test Type: Growth inhibition
Method: OECD Test Guideline 201
Remarks: No toxicity at the limit of solubility.
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: NOEC (Daphnia magna (Water flea)): 0.181 mg/l
Exposure time: 21 d
Method: OECD Test Guideline 211
Toxicity to microorganisms
: NOEC: > 100 mg/l
Exposure time: 3 h
Test Type: Respiration inhibition
Method: OECD Test Guideline 209
Ecotoxicology Assessment
Chronic aquatic toxicity
: Harmful to aquatic life with long lasting effects.
Dibenzoyl peroxide:
Toxicity to fish
: EC50 (Oncorhynchus mykiss (rainbow trout)): 0.06 mg/l
Exposure time: 96 h
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
14 / 19
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia magna (Water flea)): 0.11 mg/l
Exposure time: 48 h
Method: OECD Test Guideline 202
Toxicity to algae/aquatic
plants
: EC50 (Pseudokirchneriella subcapitata (green algae)): 0.071
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
NOEC (Pseudokirchneriella subcapitata (green algae)): 0.02
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
M-Factor (Acute aquatic tox-
icity)
: 10
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: EC10 (Daphnia magna (Water flea)): 0.001 mg/l
Exposure time: 21 d
Test Type: semi-static test
Method: OECD Test Guideline 211
M-Factor (Chronic aquatic
toxicity)
: 10
Toxicity to microorganisms
: EC50 (Bacteria): 35 mg/l
Exposure time: 30 min
Method: OECD Test Guideline 209
Ecotoxicology Assessment
Acute aquatic toxicity
: Very toxic to aquatic life.
Chronic aquatic toxicity
: Very toxic to aquatic life with long lasting effects.
Persistence and degradability
Components:
Dicyclohexyl phthalate:
Biodegradability
: Result: Readily biodegradable.
Dibenzoyl peroxide:
Biodegradability
: Result: Biodegradable
Method: OECD Test Guideline 301D
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
15 / 19
Bioaccumulative potential
Components:
Dicyclohexyl phthalate:
Partition coefficient: n-
octanol/water
: log Pow: 4.82 (25 C / 25 C)
Dibenzoyl peroxide:
Partition coefficient: n-
octanol/water
: log Pow: 3.2 (20 C / 20 C)
Mobility in soil
No data available
Other adverse effects
Product:
Ozone-Depletion Potential
: Regulation: 40 CFR Protection of Environment; Part 82 Pro-
tection of Stratospheric Ozone – CAA Section 602 Class I
Substances
Remarks: This product neither contains, nor was manufac-
tured with a Class I or Class II ODS as defined by the U.S.
Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
Additional ecological infor-
mation
: An environmental hazard cannot be excluded in the event of
unprofessional handling or disposal.
Very toxic to aquatic life with long lasting effects.
SECTION 13. DISPOSAL CONSIDERATIONS
Disposal methods
Waste from residues : The product should not be allowed to enter drains, water
courses or the soil.
Do not contaminate ponds, waterways or ditches with
chemical or used container.
Dispose of wastes in an approved waste disposal facility.
Contaminated packaging
: Empty remaining contents.
Dispose of as unused product.
Do not re-use empty containers.
Do not burn, or use a cutting torch on, the empty drum.
Dispose of in accordance with local regulations.
SECTION 14. TRANSPORT INFORMATION
International Regulations
UNRTDG
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
16 / 19
UN number : UN 3106
Proper shipping name : ORGANIC PEROXIDE TYPE D, SOLID
(DIBENZOYL PEROXIDE )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
IATA-DGR
UN/ID No. : UN 3106
Proper shipping name : Organic peroxide type D, solid
(Dibenzoyl peroxide)
Class : 5.2
Packing group : Not assigned by regulation
Labels : Organic Peroxides, Keep Away From Heat
Packing instruction (cargo
aircraft)
: 570
Packing instruction (passen-
ger aircraft)
: 570
IMDG-Code
UN number : UN 3106
Proper shipping name : ORGANIC PEROXIDE TYPE D, SOLID
(DIBENZOYL PEROXIDE )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
EmS Code : F-J, S-R
Marine pollutant : yes
Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code
Not applicable for product as supplied.
Domestic regulation
49 CFR
UN/ID/NA number : UN 3106
Proper shipping name : Organic peroxide type D, solid
(Dibenzoyl peroxide, <= 51%)
Class : 5.2
Packing group : Not assigned by regulation
Labels : ORGANIC PEROXIDE
ERG Code : 145
Marine pollutant : yes
Special precautions for user
The transport classification(s) provided herein are for informational purposes only, and solely
based upon the properties of the unpackaged material as it is described within this Safety Data
Sheet. Transportation classifications may vary by mode of transportation, package sizes, and
variations in regional or country regulations.
SECTION 15. REGULATORY INFORMATION
CERCLA Reportable Quantity
This material does not contain any components with a CERCLA RQ.
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
17 / 19
SARA 304 Extremely Hazardous Substances Reportable Quantity
This material does not contain any components with a section 304 EHS RQ.
SARA 302 Extremely Hazardous Substances Threshold Planning Quantity
This material does not contain any components with a section 302 EHS TPQ.
SARA 311/312 Hazards
: Organic peroxides
Respiratory or skin sensitization
Reproductive toxicity
Serious eye damage or eye irritation
SARA 313
: The following components are subject to reporting levels
established by SARA Title III, Section 313:
Dibenzoyl perox-
ide
94-36-0
Clean Air Act
This product neither contains, nor was manufactured with a Class I or Class II ODS as defined by
the U.S. Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
This product does not contain any hazardous air pollutants (HAP), as defined by the U.S. Clean
Air Act Section 112 (40 CFR 61).
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 112(r) for
Accidental Release Prevention (40 CFR 68.130, Subpart F).
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 111
SOCMI Intermediate or Final VOC's (40 CFR 60.489).
Clean Water Act
This product does not contain any Hazardous Substances listed under the U.S. CleanWater Act,
Section 311, Table 116.4A.
This product does not contain any Hazardous Chemicals listed under the U.S. CleanWater Act,
Section 311, Table 117.3.
This product does not contain any toxic pollutants listed under the U.S. Clean Water Act Section
307
This product does not contain any priority pollutants related to the U.S. Clean Water Act
California Prop. 65
This product does not contain any chemicals known to the State of California to cause cancer,
birth, or any other reproductive defects.
International Regulations
The ingredients of this product are reported in the following inventories:
TCSI (TW)
:
On the inventory, or in compliance with the inventory
TSCA (US)
:
All substances listed as active on the TSCA inventory
AICS (AU)
:
On the inventory, or in compliance with the inventory
DSL (CA)
:
All components of this product are on the Canadian DSL
ENCS (JP)
:
On the inventory, or in compliance with the inventory
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
18 / 19
ISHL (JP)
:
On the inventory, or in compliance with the inventory
KECI (KR)
:
On the inventory, or in compliance with the inventory
PICCS (PH)
:
On the inventory, or in compliance with the inventory
IECSC (CN)
:
On the inventory, or in compliance with the inventory
TSCA list
No substances are subject to a Significant New Use Rule.
No substances are subject to TSCA 12(b) export notification requirements.
SECTION 16. OTHER INFORMATION
Further information
This material safety datasheet only contains information relating to safety and does not replace
any product information or product specification.
These safety instructions also apply to empty packaging which may still contain product residues.
Sources of key data used to
compile the Material Safety
Data Sheet
: Internal technical data, data from raw material SDSs, OECD
eChem Portal search results and European Chemicals Agen-
cy, http://echa.europa.eu/
Revision Date : 06/24/2021
The information provided in this Safety Data Sheet is correct to the best of our knowledge, infor-
mation and belief at the date of its publication. The information given is designed only as a guid-
ance for safe handling, use, processing, storage, transportation, disposal and release and is not
to be considered a warranty or quality specification. The information relates only to the specific
material designated and may not be valid for such material used in combination with any other
materials or in any process, unless specified in the text.
US / Z8
Full text of other abbreviations
ACGIH : USA. ACGIH Threshold Limit Values (TLV)
NIOSH REL : USA. NIOSH Recommended Exposure Limits
OSHA P0 : USA. OSHA - TABLE Z-1 Limits for Air Contaminants -
1910.1000
OSHA Z-1 : USA. Occupational Exposure Limits (OSHA) - Table Z-1 Lim-
its for Air Contaminants
ACGIH / TWA : 8-hour, time-weighted average
NIOSH REL / TWA : Time-weighted average concentration for up to a 10-hour
workday during a 40-hour workweek
OSHA P0 / TWA : 8-hour time weighted average
OSHA Z-1 / TWA : 8-hour time weighted average
SAFETY DATA SHEET
BENOX
C-50
Version
3.1
Revision Date:
06/24/2021
SDS Number:
600000000300
Date of last issue: 02/20/2020
Date of first issue: 10/26/2016
19 / 19
AICS - Australian Inventory of Chemical Substances; AIIC - Australian Inventory of Industrial
Chemicals; ASTM - American Society for the Testing of Materials; bw - Body weight; CERCLA -
Comprehensive Environmental Response, Compensation, and Liability Act; CMR - Carcinogen,
Mutagen or Reproductive Toxicant; DIN - Standard of the German Institute for Standardisation;
DOT - Department of Transportation; DSL - Domestic Substances List (Canada); ECx - Concen-
tration associated with x% response; EHS - Extremely Hazardous Substance; ELx - Loading rate
associated with x% response; EmS - Emergency Schedule; ENCS - Existing and New Chemical
Substances (Japan); ErCx - Concentration associated with x% growth rate response; ERG -
Emergency Response Guide; GHS - Globally Harmonized System; GLP - Good Laboratory Prac-
tice; HMIS - Hazardous Materials Identification System; IARC - International Agency for Research
on Cancer; IATA - International Air Transport Association; IBC - International Code for the Con-
struction and Equipment of Ships carrying Dangerous Chemicals in Bulk; IC50 - Half maximal in-
hibitory concentration; ICAO - International Civil Aviation Organization; IECSC - Inventory of Ex-
isting Chemical Substances in China; IMDG - International Maritime Dangerous Goods; IMO - In-
ternational Maritime Organization; ISHL - Industrial Safety and Health Law (Japan); ISO - Interna-
tional Organisation for Standardization; KECI - Korea Existing Chemicals Inventory; LC50 - Lethal
Concentration to 50 % of a test population; LD50 - Lethal Dose to 50% of a test population (Me-
dian Lethal Dose); MARPOL - International Convention for the Prevention of Pollution from Ships;
MSHA - Mine Safety and Health Administration; n.o.s. - Not Otherwise Specified; NFPA - National
Fire Protection Association; NO(A)EC - No Observed (Adverse) Effect Concentration; NO(A)EL -
No Observed (Adverse) Effect Level; NOELR - No Observable Effect Loading Rate; NTP - Na-
tional Toxicology Program; NZIoC - New Zealand Inventory of Chemicals; OECD - Organization
for Economic Co-operation and Development; OPPTS - Office of Chemical Safety and Pollution
Prevention; PBT - Persistent, Bioaccumulative and Toxic substance; PICCS - Philippines Invento-
ry of Chemicals and Chemical Substances; (Q)SAR - (Quantitative) Structure Activity Relation-
ship; RCRA - Resource Conservation and Recovery Act; REACH - Regulation (EC) No
1907/2006 of the European Parliament and of the Council concerning the Registration, Evaluation,
Authorisation and Restriction of Chemicals; RQ - Reportable Quantity; SADT - Self-Accelerating
Decomposition Temperature; SARA - Superfund Amendments and Reauthorization Act; SDS -
Safety Data Sheet; TCSI - Taiwan Chemical Substance Inventory; TSCA - Toxic Substances
Control Act (United States); UN - United Nations; UNRTDG - United Nations Recommendations
on the Transport of Dangerous Goods; vPvB - Very Persistent and Very Bioaccumulative
The information provided in this Safety Data Sheet is correct to the best of our knowledge, infor-
mation and belief at the date of its publication. The information given is designed only as a guid-
ance for safe handling, use, processing, storage, transportation, disposal and release and is not
to be considered a warranty or quality specification. The information relates only to the specific
material designated and may not be valid for such material used in combination with any other
materials or in any process, unless specified in the text.
US / Z8
by | Sep 27, 2025
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
2.1
Revision Date:
08/18/2020
SDS Number:
600000000138
Date of last issue: 04/30/2018
Date of first issue: 04/11/2017
1 / 20
SECTION 1. IDENTIFICATION
Trade name
: BENOX
B-50 106 WHITE
Manufacturer or supplier’s details
Company name of supplier
: United Initiators, Inc.
Address
: 555 Garden Street
Elyria OH 44035 USA
Telephone
: +1-440-323-3112
Telefax
: +1-440-323-2659
Emergency telephone
: CHEMTREC US (24h): +1-800-424-9300
CHEMTREC WORLD (24h): +1-703-527-3887
E-mail address of person
responsible for the SDS
: cs-initiators.nafta@united-in.com
Recommended use of the chemical and restrictions on use
Recommended use
: polymerization initiators
Hardener
SECTION 2. HAZARDS IDENTIFICATION
GHS classification in accordance with 29 CFR 1910.1200
Organic peroxides
: Type E
Eye irritation
: Category 2B
Skin sensitization
: Category 1
Short-term (acute) aquatic
hazard
: Category 1
Long-term (chronic) aquatic
hazard
: Category 1
GHS label elements
Hazard pictograms
:
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
2.1
Revision Date:
08/18/2020
SDS Number:
600000000138
Date of last issue: 04/30/2018
Date of first issue: 04/11/2017
2 / 20
Signal Word
: Warning
Hazard Statements
: H242 Heating may cause a fire.
H317 May cause an allergic skin reaction.
H320 Causes eye irritation.
H410 Very toxic to aquatic life with long lasting effects.
Precautionary Statements
:
Prevention:
P210 Keep away from heat/sparks/open flames/hot surfaces.
No smoking.
P220 Keep/Store away from clothing/ strong acids, bases,
heavy metal salts and other reducing substances /combustible
materials.
P234 Keep only in original container.
P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P272 Contaminated work clothing must not be allowed out of
the workplace.
P273 Avoid release to the environment.
P280 Wear protective gloves/ eye protection/ face protection.
Response:
P302 + P352 IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water
for several minutes. Remove contact lenses, if present and easy
to do. Continue rinsing.
P333 + P313 If skin irritation or rash occurs: Get medical advice/
attention.
P337 + P313 If eye irritation persists: Get medical advice/ atten-
tion.
P363 Wash contaminated clothing before reuse.
P391 Collect spillage.
Storage:
P410 Protect from sunlight.
P411 + P235 Store at temperatures not exceeding < 100 F/ <
38 C. Keep cool.
P420 Store away from other materials.
Disposal:
P501 Dispose of contents/ container to an approved waste dis-
posal plant.
Other hazards
None known.
SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance / Mixture
: Mixture
Chemical nature
: Organic Peroxide
paste
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
2.1
Revision Date:
08/18/2020
SDS Number:
600000000138
Date of last issue: 04/30/2018
Date of first issue: 04/11/2017
3 / 20
Components
Chemical name CAS-No. Concentration (% w/w)
Dibenzoyl peroxide 94-36-0
>= 45 – < 50
Zinc stearate 557-05-1
>= 5 – < 7.5
Calcium sulfate 7778-18-9
>= 1 – < 5
Actual concentration is withheld as a trade secret
SECTION 4. FIRST AID MEASURES
General advice
: Move out of dangerous area.
Show this material safety data sheet to the doctor in
attendance.
Do not leave the victim unattended.
Call a physician immediately.
If inhaled
: If unconscious, place in recovery position and seek medical
advice.
If symptoms persist, call a physician.
If breathed in, move person into fresh air.
In case of skin contact
: In case of contact, immediately flush skin with plenty of water
for at least 15 minutes while removing contaminated clothing
and shoes.
Wash contaminated clothing before re-use.
If on skin, rinse well with water.
If on clothes, remove clothes.
If symptoms persist, call a physician.
In case of eye contact
: In the case of contact with eyes, rinse immediately with plenty
of water and seek medical advice.
Remove contact lenses.
Protect unharmed eye.
Keep eye wide open while rinsing.
If eye irritation persists, consult a specialist.
If swallowed
: Keep respiratory tract clear.
Call a physician immediately.
Most important symptoms
and effects, both acute and
delayed
: May cause an allergic skin reaction.
Causes eye irritation.
Protection of first-aiders
: First Aid responders should pay attention to self-protection
and use the recommended protective clothing
Notes to physician
: Treat symptomatically and supportively.
SECTION 5. FIRE-FIGHTING MEASURES
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
2.1
Revision Date:
08/18/2020
SDS Number:
600000000138
Date of last issue: 04/30/2018
Date of first issue: 04/11/2017
4 / 20
Suitable extinguishing media
: Water spray jet
Alcohol-resistant foam
Carbon dioxide (CO2)
Dry chemical
Unsuitable extinguishing
media
: High volume water jet
Specific hazards during fire
fighting
: Contact with incompatible materials or exposure to
temperatures exceeding SADT may result in a self-
accelerating decomposition reaction with release of flammable
vapors which may auto-ignite.
The product burns violently.
Flash back possible over considerable distance.
Vapors may form explosive mixtures with air.
The product will float on water and can be reignited on surface
water.
Cool closed containers exposed to fire with water spray.
Specific extinguishing meth-
ods
: Do not use a solid water stream as it may scatter and spread
fire.
Remove undamaged containers from fire area if it is safe to do
so.
Use water spray to cool unopened containers.
Further information : Collect contaminated fire extinguishing water separately. This
must not be discharged into drains.
Fire residues and contaminated fire extinguishing water must
be disposed of in accordance with local regulations.
Use extinguishing measures that are appropriate to local
circumstances and the surrounding environment.
Special protective equipment
for fire-fighters
: Wear self-contained breathing apparatus for firefighting if
necessary.
Use personal protective equipment.
SECTION 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protec-
tive equipment and emer-
gency procedures
: Use personal protective equipment.
Avoid dust formation.
Avoid breathing dust.
Remove all sources of ignition.
Follow safe handling advice and personal protective
equipment recommendations.
Never return spills in original containers for re-use.
Treat recovered material as described in the section "Disposal
considerations".
Environmental precautions
: Prevent product from entering drains.
Prevent further leakage or spillage if safe to do so.
If the product contaminates rivers and lakes or drains inform
respective authorities.
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
2.1
Revision Date:
08/18/2020
SDS Number:
600000000138
Date of last issue: 04/30/2018
Date of first issue: 04/11/2017
5 / 20
Methods and materials for
containment and cleaning up
: Contact with incompatible substances can cause
decomposition at or below SADT.
Clear spills immediately.
Suppress (knock down) gases/vapors/mists with a water spray
jet.
To clean the floor and all objects contaminated by this
material, use plenty of water.
Soak up with inert absorbent material.
Isolate waste and do not reuse.
Non-sparking tools should be used.
Local or national regulations may apply to releases and
disposal of this material, as well as those materials and items
employed in the cleanup of releases. You will need to
determine which regulations are applicable.
SECTION 7. HANDLING AND STORAGE
Technical measures
: See Engineering measures under EXPOSURE
CONTROLS/PERSONAL PROTECTION section.
Advice on protection against
fire and explosion
: Avoid dust formation.
Provide appropriate exhaust ventilation at places where dust
is formed.
Keep away from heat and sources of ignition.
Use only explosion-proof equipment.
Keep away from combustible material.
Advice on safe handling
: Do not breathe vapors/dust.
Avoid exposure - obtain special instructions before use.
Avoid contact with skin and eyes.
Take precautionary measures against static discharges.
Never return any product to the container from which it was
originally removed.
Provide sufficient air exchange and/or exhaust in work rooms.
Avoid confinement.
Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
Smoking, eating and drinking should be prohibited in the
application area.
Wash thoroughly after handling.
For personal protection see section 8.
Persons susceptible to skin sensitization problems or asthma,
allergies, chronic or recurrent respiratory disease should not
be employed in any process in which this mixture is being
used.
Protect from contamination.
Conditions for safe storage
: Avoid impurities (e.g. rust, dust, ash), risk of decomposition.
Electrical installations / working materials must comply with
the technological safety standards.
Containers which are opened must be carefully resealed and
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
2.1
Revision Date:
08/18/2020
SDS Number:
600000000138
Date of last issue: 04/30/2018
Date of first issue: 04/11/2017
6 / 20
kept upright to prevent leakage.
Store in original container.
Keep containers tightly closed in a cool, well-ventilated place.
Store in accordance with the particular national regulations.
Materials to avoid
: Keep away from strong acids, bases, heavy metal salts and
other reducing substances.
Recommended storage tem-
perature
: < 100 F
< 38 C
Further information on stor-
age stability
: No decomposition if stored normally.
SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Ingredients with workplace control parameters
Components CAS-No. Value type
(Form of
exposure)
Control parame-
ters / Permissible
concentration
Basis
Dibenzoyl peroxide 94-36-0 TWA 5 mg/m3 ACGIH
TWA 5 mg/m3 NIOSH REL
TWA 5 mg/m3 OSHA Z-1
TWA 5 mg/m3 OSHA P0
Zinc stearate 557-05-1 TWA (Res-
pirable)
5 mg/m3 NIOSH REL
TWA (total) 10 mg/m3 NIOSH REL
TWA (total
dust)
15 mg/m3 OSHA Z-1
TWA (respir-
able fraction)
5 mg/m3 OSHA Z-1
TWA (Total
dust)
10 mg/m3 OSHA P0
TWA (respir-
able dust
fraction)
5 mg/m3 OSHA P0
TWA (Inhal-
able fraction)
10 mg/m3 ACGIH
TWA (Res-
pirable frac-
tion)
3 mg/m3 ACGIH
Calcium sulfate 7778-18-9 TWA (Res-
pirable)
5 mg/m3 NIOSH REL
TWA (total) 10 mg/m3 NIOSH REL
TWA (total
dust)
15 mg/m3 OSHA Z-1
TWA (respir-5 mg/m3 OSHA Z-1
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
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able fraction)
TWA (Total
dust)
15 mg/m3 OSHA P0
TWA (respir-
able dust
fraction)
5 mg/m3 OSHA P0
TWA (Inhal-
able fraction)
10 mg/m3
(Calcium)
ACGIH
Engineering measures : Minimize workplace exposure concentrations.
Personal protective equipment
Respiratory protection
: In the case of dust or aerosol formation use respirator with an
approved filter.
Filter type
: Filter type P
Hand protection
Material : butyl-rubber
Break through time : 480 min
Glove thickness : 0.5 mm
Material : Nitrile rubber
Break through time : 480 min
Glove thickness : 0.4 mm
Remarks
: Choose gloves to protect hands against chemicals depending
on the concentration and quantity of the hazardous
substance and specific to place of work.
For special applications, we recommend clarifying the
resistance to chemicals of the aforementioned protective
gloves with the glove manufacturer. Wash hands before
breaks and at the end of workday.
Eye protection
: Tightly fitting safety goggles
Please wear suitable protective goggles. Also wear face
protection if there is a splash hazard.
Ensure that eyewash stations and safety showers are close
to the workstation location.
Skin and body protection
: Select appropriate protective clothing based on chemical
resistance data and an assessment of the local exposure
potential.
Hygiene measures
: Keep away from food and drink.
When using do not eat or drink.
When using do not smoke.
Wash hands before breaks and immediately after handling
the product.
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
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Revision Date:
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SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
: paste
Color
: white
Odor
: ester-like
pH
: Not applicable
Melting point/range
: No data available
Boiling point/boiling range
: Decomposition: Decomposes below the boiling point.
Flash point
: Not applicable
Evaporation rate
: Not applicable
Flammability (solid, gas)
: does not ignite
Self-ignition : The substance or mixture is not classified as self heating. The
substance or mixture is not classified as pyrophoric.
Upper explosion limit / Upper
flammability limit
: Not applicable
Lower explosion limit / Lower
flammability limit
: Not applicable
Vapor pressure
: Not applicable
Relative vapor density
: Not applicable
Density
: 1.2 g/cm3 (25 C)
Solubility(ies)
Water solubility
: negligible
Partition coefficient: n-
octanol/water
: Not applicable
Self-Accelerating decomposi-
tion temperature (SADT)
: > 50 C
SADT-Self Accelerating Decomposition Temperature. Lowest
temperature at which the tested package size will undergo a
self-accelerating decomposition reaction.
Viscosity
Viscosity, dynamic
: Not applicable
Viscosity, kinematic : Not applicable
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
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Oxidizing properties
: The substance or mixture is not classified as oxidizing.
Organic peroxide
SECTION 10. STABILITY AND REACTIVITY
Reactivity
: Stable under recommended storage conditions.
Chemical stability
: Stable under recommended storage conditions.
Conditions to avoid
: Protect from contamination.
Contact with incompatible substances can cause
decomposition at or below SADT.
Heat, flames and sparks.
Avoid confinement.
Incompatible materials
: Accelerators, strong acids and bases, heavy metals and
heavy metal salts, reducing agents
Hazardous decomposition
products
: Irritant, caustic, flammable, noxious/toxic gases and vapours
can develop in the case of fire and decomposition
SECTION 11. TOXICOLOGICAL INFORMATION
Acute toxicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Acute oral toxicity
: LD50 (Rat): > 5,000 mg/kg
Method: OECD Test Guideline 401
Assessment: The substance or mixture has no acute oral tox-
icity
Acute inhalation toxicity
: LC50 (Rat): > 24.3 mg/l
Exposure time: 4 h
Test atmosphere: vapor
Method: OECD Test Guideline 403
Assessment: The substance or mixture has no acute inhala-
tion toxicity
Acute dermal toxicity
: Remarks: No data available
Zinc stearate:
Acute oral toxicity
: LD50 (Rat): > 5,000 mg/kg
Method: OECD Test Guideline 401
Assessment: The substance or mixture has no acute oral tox-
icity
Acute inhalation toxicity : LC50 (Rat): > 200 mg/l
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
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Revision Date:
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Exposure time: 1 h
Test atmosphere: dust/mist
Acute dermal toxicity
: LD50 (Rabbit): > 2,000 mg/kg
Assessment: The substance or mixture has no acute dermal
toxicity
Skin corrosion/irritation
Not classified based on available information.
Product:
Remarks : May cause skin irritation in susceptible persons.
Components:
Dibenzoyl peroxide:
Species : Rabbit
Result : No skin irritation
Zinc stearate:
Species : Rabbit
Method : Draize Test
Result : No skin irritation
Calcium sulfate:
Species : Rabbit
Method : OECD Test Guideline 404
Result : No skin irritation
Serious eye damage/eye irritation
Causes eye irritation.
Product:
Remarks : Product dust may be irritating to eyes, skin and respiratory
system.
Components:
Dibenzoyl peroxide:
Species : Rabbit
Result : Irritation to eyes, reversing within 7 days
Zinc stearate:
Species : Rabbit
Result : No eye irritation
Method : Draize Test
Calcium sulfate:
Species : Rabbit
SAFETY DATA SHEET
BENOX
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Result : No eye irritation
Method : OECD Test Guideline 405
Respiratory or skin sensitization
Skin sensitization
May cause an allergic skin reaction.
Respiratory sensitization
Not classified based on available information.
Product:
Remarks : Causes sensitization.
Components:
Dibenzoyl peroxide:
Routes of exposure : Skin contact
Species : Mouse
Method : Local lymph node assay (LLNA)
Result : May cause sensitization by skin contact.
Zinc stearate:
Routes of exposure : Skin contact
Species : Guinea pig
Method : OECD Test Guideline 406
Result : Does not cause skin sensitization.
Remarks : Information given is based on data obtained from similar sub-
stances.
Calcium sulfate:
Routes of exposure : Skin contact
Species : Guinea pig
Method : OECD Test Guideline 406
Result : Does not cause skin sensitization.
Germ cell mutagenicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Genotoxicity in vitro
: Result: negative
Remarks: In vitro tests did not show mutagenic effects
Genotoxicity in vivo
: Result: negative
Remarks: In vivo tests did not show mutagenic effects
Zinc stearate:
Genotoxicity in vitro
: Method: OECD Test Guideline 471
Result: negative
SAFETY DATA SHEET
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Remarks: Information given is based on data obtained from
similar substances.
Genotoxicity in vivo
: Test Type: Chromosomal aberration
Species: Rat
Result: Equivocal
Calcium sulfate:
Genotoxicity in vitro
: Method: OECD Test Guideline 476
Result: negative
Method: OECD Test Guideline 471
Result: negative
Genotoxicity in vivo
: Species: Mouse
Application Route: Ingestion
Method: OECD Test Guideline 474
Result: negative
Carcinogenicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Remarks : Not classified due to data which are conclusive although insuf-
ficient for classification.
Calcium sulfate:
Species : Rat
Application Route : Ingestion
Exposure time : 2 Years
Result : negative
IARC No ingredient of this product present at levels greater than or equal to 0.1% is
identified as probable, possible or confirmed human carcinogen by IARC.
OSHA No component of this product present at levels greater than or equal to 0.1% is
on OSHA s list of regulated carcinogens.
NTP No ingredient of this product present at levels greater than or equal to 0.1% is
identified as a known or anticipated carcinogen by NTP.
Reproductive toxicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Effects on fertility
: Species: Rat, male
Application Route: Oral
General Toxicity Parent: NOAEL: 1,000 mg/kg body weight
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Method: OECD Test Guideline 422
Species: Rat, female
Application Route: Oral
General Toxicity Parent: NOAEL: 500 mg/kg body weight
Method: OECD Test Guideline 422
Reproductive toxicity – As-
sessment
: No evidence of adverse effects on sexual function and fertility,
or on development, based on animal experiments.
Zinc stearate:
Effects on fertility
: Species: Rat
Application Route: oral (gavage)
General Toxicity F1: NOAEL: 7.5 mg/kg body weight
Method: OECD Test Guideline 416
Remarks: Based on data from similar materials
Effects on fetal development
: Species: Mouse
Application Route: oral (gavage)
General Toxicity Maternal: NOAEL: 30 mg/kg body weight
Teratogenicity: NOAEL: 30 mg/kg body weight
Remarks: Based on data from similar materials
Calcium sulfate:
Effects on fertility
: Species: Rat
Application Route: Ingestion
General Toxicity Parent: NOAEL: 790 mg/kg body weight
Method: OECD Test Guideline 422
Result: negative
Effects on fetal development
: Species: Rat
Application Route: oral (gavage)
Duration of Single Treatment: 20 d
General Toxicity Maternal: NOAEL: > 1,600 mg/kg body
weight
Method: OECD Test Guideline 414
Result: negative
STOT-single exposure
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Routes of exposure : Ingestion
Assessment : The substance or mixture is not classified as specific target
organ toxicant, single exposure.
STOT-repeated exposure
Not classified based on available information.
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
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Components:
Dibenzoyl peroxide:
Routes of exposure : Ingestion
Assessment : The substance or mixture is not classified as specific target
organ toxicant, repeated exposure.
Repeated dose toxicity
Components:
Zinc stearate:
Species : Mouse
NOAEL : 458 mg/kg
Application Route : Oral
Method : OECD Test Guideline 408
Aspiration toxicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
No aspiration toxicity classification
Further information
Product:
Remarks : No data available
Components:
Zinc stearate:
Remarks : No data available
SECTION 12. ECOLOGICAL INFORMATION
Ecotoxicity
Components:
Dibenzoyl peroxide:
Toxicity to fish
: EC50 (Oncorhynchus mykiss (rainbow trout)): 0.06 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia magna (Water flea)): 0.11 mg/l
Exposure time: 48 h
Method: OECD Test Guideline 202
Toxicity to algae/aquatic : EC50 (Pseudokirchneriella subcapitata (green algae)): 0.06
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
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plants
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
M-Factor (Acute aquatic tox-
icity)
: 10
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: EC10 (Daphnia magna (Water flea)): 0.001 mg/l
Exposure time: 21 d
Test Type: semi-static test
Method: OECD Test Guideline 211
M-Factor (Chronic aquatic
toxicity)
: 10
Toxicity to microorganisms
: EC50 (Bacteria): 35 mg/l
Ecotoxicology Assessment
Acute aquatic toxicity
: Very toxic to aquatic life.
Chronic aquatic toxicity
: Very toxic to aquatic life with long lasting effects.
Zinc stearate:
Toxicity to fish
: LC50 (Danio rerio (zebra fish)): > 10,000 mg/l
Exposure time: 96 h
Method: Directive 67/548/EEC, Annex V, C.1.
Toxicity to daphnia and other
aquatic invertebrates
: LC50 (Daphnia magna (Water flea)): > 100 mg/l
Exposure time: 48 h
Method: OECD Test Guideline 202
Toxicity to algae/aquatic
plants
: EL50 (Pseudokirchneriella subcapitata (green algae)): > 100
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
Toxicity to microorganisms
: NOEC (Pseudomonas putida): 1,000 mg/l
Exposure time: 0.5 h
Method: DIN 38 412 Part 8
Calcium sulfate:
Toxicity to fish
: LC50 (Lepomis macrochirus (Bluegill sunfish)): 2,980 mg/l
Exposure time: 96 h
Persistence and degradability
Components:
Dibenzoyl peroxide:
Biodegradability
: Result: Inherently biodegradable.
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
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Zinc stearate:
Biodegradability
: Result: Readily biodegradable.
Method: OECD Test Guideline 301D
Bioaccumulative potential
Components:
Dibenzoyl peroxide:
Partition coefficient: n-
octanol/water
: log Pow: 3.2 (20 C / 20 C)
Zinc stearate:
Partition coefficient: n-
octanol/water
: Remarks: No data available
Calcium sulfate:
Partition coefficient: n-
octanol/water
: Remarks: Not applicable
Mobility in soil
No data available
Other adverse effects
Product:
Ozone-Depletion Potential
: Regulation: 40 CFR Protection of Environment; Part 82 Pro-
tection of Stratospheric Ozone – CAA Section 602 Class I
Substances
Remarks: This product neither contains, nor was manufac-
tured with a Class I or Class II ODS as defined by the U.S.
Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
Additional ecological infor-
mation
: An environmental hazard cannot be excluded in the event of
unprofessional handling or disposal.
Very toxic to aquatic life with long lasting effects.
Components:
Zinc stearate:
Additional ecological infor-
mation
: No data available
SECTION 13. DISPOSAL CONSIDERATIONS
Disposal methods
Waste from residues : The product should not be allowed to enter drains, water
courses or the soil.
Do not contaminate ponds, waterways or ditches with
SAFETY DATA SHEET
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B-50 106 WHITE
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chemical or used container.
Dispose of wastes in an approved waste disposal facility.
Contaminated packaging
: Empty remaining contents.
Dispose of as unused product.
Do not re-use empty containers.
Do not burn, or use a cutting torch on, the empty drum.
Dispose of in accordance with local regulations.
SECTION 14. TRANSPORT INFORMATION
International Regulations
UNRTDG
UN number : UN 3108
Proper shipping name : ORGANIC PEROXIDE TYPE E, SOLID
(DIBENZOYL PEROXIDE )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
IATA-DGR
UN/ID No. : UN 3108
Proper shipping name : Organic peroxide type E, solid
(Dibenzoyl peroxide)
Class : 5.2
Packing group : Not assigned by regulation
Labels : Division 5.2 – Organic peroxides, Handling Label – Keep Away
From Heat
Packing instruction (cargo
aircraft)
: 570
Packing instruction (passen-
ger aircraft)
: 570
IMDG-Code
UN number : UN 3108
Proper shipping name : ORGANIC PEROXIDE TYPE E, SOLID
(DIBENZOYL PEROXIDE )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
EmS Code : F-J, S-R
Marine pollutant : yes
Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code
Not applicable for product as supplied.
Domestic regulation
49 CFR
UN/ID/NA number : UN 3108
Proper shipping name : Organic peroxide type E, solid
(Dibenzoyl peroxide, 50%)
Class : 5.2
Packing group : Not assigned by regulation
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
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Revision Date:
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SDS Number:
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Date of last issue: 04/30/2018
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Labels : Division 5.2 – Organic peroxides
ERG Code : 145
Marine pollutant : yes
Special precautions for user
The transport classification(s) provided herein are for informational purposes only, and solely
based upon the properties of the unpackaged material as it is described within this Safety Data
Sheet. Transportation classifications may vary by mode of transportation, package sizes, and
variations in regional or country regulations.
SECTION 15. REGULATORY INFORMATION
EPCRA – Emergency Planning and Community Right -to-Know
CERCLA Reportable Quantity
This material does not contain any components with a CERCLA RQ.
SARA 304 Extremely Hazardous Substances Reportable Quantity
This material does not contain any components with a section 304 EHS RQ.
SARA 302 Extremely Hazardous Substances Threshold Planning Quantity
This material does not contain any components with a section 302 EHS TPQ.
SARA 311/312 Hazards
: Organic peroxides
Serious eye damage or eye irritation
Respiratory or skin sensitization
SARA 313
: The following components are subject to reporting levels
established by SARA Title III, Section 313:
Dibenzoyl perox-
ide
94-36-0
Zinc stearate
557-05-1
Clean Air Act
This product neither contains, nor was manufactured with a Class I or Class II ODS as defined by
the U.S. Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
This product does not contain any hazardous air pollutants (HAP), as defined by the U.S. Clean
Air Act Section 112 (40 CFR 61).
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 112(r) for
Accidental Release Prevention (40 CFR 68.130, Subpart F).
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 111
SOCMI Intermediate or Final VOC’s (40 CFR 60.489).
Clean Water Act
This product does not contain any Hazardous Substances listed under the U.S. CleanWater Act,
Section 311, Table 116.4A.
This product does not contain any Hazardous Chemicals listed under the U.S. CleanWater Act,
Section 311, Table 117.3.
This product contains the following toxic pollutants listed under the U.S. Clean Water Act Section
307
Zinc stearate 557-05-1
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
Version
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Revision Date:
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SDS Number:
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California Prop. 65
This product does not contain any chemicals known to the State of California to cause cancer,
birth, or any other reproductive defects.
The ingredients of this product are reported in the following inventories:
TCSI (TW)
:
On the inventory, or in compliance with the inventory
TSCA (US)
:
All substances listed as active on the TSCA inventory
AICS (AU)
:
On the inventory, or in compliance with the inventory
DSL (CA)
:
All components of this product are on the Canadian DSL
KECI (KR)
:
On the inventory, or in compliance with the inventory
IECSC (CN)
:
On the inventory, or in compliance with the inventory
TSCA list
No substances are subject to a Significant New Use Rule.
No substances are subject to TSCA 12(b) export notification requirements.
SECTION 16. OTHER INFORMATION
Further information
This material safety datasheet only contains information relating to safety and does not replace
any product information or product specification.
These safety instructions also apply to empty packaging which may still contain product residues.
Sources of key data used to
compile the Material Safety
Data Sheet
: Internal technical data, data from raw material SDSs, OECD
eChem Portal search results and European Chemicals Agen-
cy, http://echa.europa.eu/
Revision Date
: 08/18/2020
Full text of other abbreviations
ACGIH : USA. ACGIH Threshold Limit Values (TLV)
NIOSH REL : USA. NIOSH Recommended Exposure Limits
OSHA P0 : USA. OSHA – TABLE Z-1 Limits for Air Contaminants –
1910.1000
OSHA Z-1 : USA. Occupational Exposure Limits (OSHA) – Table Z-1 Lim-
its for Air Contaminants
ACGIH / TWA : 8-hour, time-weighted average
NIOSH REL / TWA : Time-weighted average concentration for up to a 10-hour
workday during a 40-hour workweek
SAFETY DATA SHEET
BENOX
B-50 106 WHITE
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OSHA P0 / TWA : 8-hour time weighted average
OSHA Z-1 / TWA : 8-hour time weighted average
AICS – Australian Inventory of Chemical Substances; ASTM – American Society for the Testing of
Materials; bw – Body weight; CERCLA – Comprehensive Environmental Response, Compensation,
and Liability Act; CMR – Carcinogen, Mutagen or Reproductive Toxicant; DIN – Standard of the
German Institute for Standardisation; DOT – Department of Transportation; DSL – Domestic Sub-
stances List (Canada); ECx – Concentration associated with x% response; EHS – Extremely Haz-
ardous Substance; ELx – Loading rate associated with x% response; EmS – Emergency Schedule;
ENCS – Existing and New Chemical Substances (Japan); ErCx – Concentration associated with
x% growth rate response; ERG – Emergency Response Guide; GHS – Globally Harmonized Sys-
tem; GLP – Good Laboratory Practice; HMIS – Hazardous Materials Identification System; IARC –
International Agency for Research on Cancer; IATA – International Air Transport Association; IBC
– International Code for the Construction and Equipment of Ships carrying Dangerous Chemicals
in Bulk; IC50 – Half maximal inhibitory concentration; ICAO – International Civil Aviation Organiza-
tion; IECSC – Inventory of Existing Chemical Substances in China; IMDG – International Maritime
Dangerous Goods; IMO – International Maritime Organization; ISHL – Industrial Safety and Health
Law (Japan); ISO – International Organisation for Standardization; KECI – Korea Existing Chemi-
cals Inventory; LC50 – Lethal Concentration to 50 % of a test population; LD50 – Lethal Dose to
50% of a test population (Median Lethal Dose); MARPOL – International Convention for the Pre-
vention of Pollution from Ships; MSHA – Mine Safety and Health Administration; n.o.s. – Not Oth-
erwise Specified; NFPA – National Fire Protection Association; NO(A)EC – No Observed (Adverse)
Effect Concentration; NO(A)EL – No Observed (Adverse) Effect Level; NOELR – No Observable
Effect Loading Rate; NTP – National Toxicology Program; NZIoC – New Zealand Inventory of
Chemicals; OECD – Organization for Economic Co-operation and Development; OPPTS – Office
of Chemical Safety and Pollution Prevention; PBT – Persistent, Bioaccumulative and Toxic sub-
stance; PICCS – Philippines Inventory of Chemicals and Chemical Substances; (Q)SAR – (Quanti-
tative) Structure Activity Relationship; RCRA – Resource Conservation and Recovery Act;
REACH – Regulation (EC) No 1907/2006 of the European Parliament and of the Council concern-
ing the Registration, Evaluation, Authorisation and Restriction of Chemicals; RQ – Reportable
Quantity; SADT – Self-Accelerating Decomposition Temperature; SARA – Superfund Amend-
ments and Reauthorization Act; SDS – Safety Data Sheet; TCSI – Taiwan Chemical Substance
Inventory; TSCA – Toxic Substances Control Act (United States); UN – United Nations; UNRTDG –
United Nations Recommendations on the Transport of Dangerous Goods; vPvB – Very Persistent
and Very Bioaccumulative
The information provided in this Material Safety Data Sheet is correct to the best of our
knowledge, information and belief at the date of its publication. The information given is designed
only as a guidance for safe handling, use, processing, storage, transportation, disposal and re-
lease and is not to be considered a warranty or quality specification. The information relates only
to the specific material designated and may not be valid for such material used in combination
with any other materials or in any process, unless specified in the text.
US / Z8
by | Sep 27, 2025
[A@aakt
ORGANIC PEROXIDES, INITIATORS: –
PETE GaEAOS
[1s0 90012015 |
Revision: 3.0 SDS Number: SD.SP.01.15
Revision date: 30.04.2019 Issue date: 13.05.2015
SAFETY DATA SHEET
AKPEROX A9H
COMMISSION REGULATION (EU) 2015/830 of 28 May 2015.
SECTION 1: Identification of the substance/mixture and of the company/undertaking
1.1, Product identifier
Product name AKPEROX ASH
Chemical name Methyl Ethyl Ketone Peroxide
1.2. Relevant identified uses of the substance or mixture and uses advised against
Identified uses Industrial use.
Uses advised against No specific uses advised against are identified.
1.3. Details of the supplier of the safety data sheet
Manufacturer AKPA KiMYA AMBALA SANAYi VE TICARET ANONIM SIRKETI
Yenibosna Merkez Mah. Ladin Sok. No:36/70 Kat:12 34197 Townofis
Bahcelievier, istanbul, TURKIYE
Web: www.akpakimya.com
TEL: +90 212 5805559
FAX: +90 212 580 55 21
E-mail: info@akpakimya.com
Contact person Export Department – export@akpakimya.com
1.4. Emergency telephone number
Emergency telephone CHEMTREC: TOLL Free 1-800-424-9300 / Local: +1-703-527-3887
For product information AKPA KiMYA: +90 549 558 40 40
SECTION 2: Hazards identification
2.1. Classification of the substance or mixture
Classification (EC 1272/2008)
Physical hazards Org. Perox. D – H242
Health hazards Acute Tox. 4 – H302 Skin Corr. 1B – H314 Repr 2. H361d
Environmental hazards Aquatic Chronic 3 H412
2.2. Label elements
Pictogram
Signal Word Danger
Hazard statements H242_ Heating mav cause a fire.
by | Sep 27, 2025
Revision: 0.0 SDS Number: SD.SP.01.14R1US
Revision date: – Issue date: 13.05.2021
SAFETY DATA SHEET
AKPEROX A9CL FD
COMMISSION REGULATION (EU) 2015/830 of 28 May 2015.
1 / 15
1.1. Product identifier
Product name AKPEROX A9CL FD
Chemical name Methyl Ethyl Ketone Peroxide
1.2. Relevant identified uses of the substance or mixture and uses advised against
Identified uses Industrial use.
Uses advised against No specific uses advised against are identified.
1.3. Details of the supplier of the safety data sheet
Manufacturer AKPA K MYA AMBALAJ SANAY VE T CARET ANON M RKET
Yenibosna Merkez Mah. Ladin Sok. No:36/70 Kat:12 34197 Townofis
Bah elievler, stanbul, T RK YE
Web: www.akpakimya.com
TEL: +90 212 580 55 59
FAX: +90 212 580 55 21
E-mail: info@akpakimya.com
Contact person Export Department – export@akpakimya.com
1.4. Emergency telephone number
Emergency telephone CHEMTREC: TOLL Free 1-800-424-9300 / Local: +1-703-527-3887
For product information AKPA CHEMICALS US: +1 803 686 2888
2.1. Classification of the substance or mixture
Classification (EC 1272/2008)
Physical hazards Org. Perox. D – H242
Health hazards Acute Tox. 4 – H302 Skin Corr. 1B – H314 Repr 2. H361d
Environmental hazards Aquatic Chronic 3 H412
2.2. Label elements
Pictogram
Signal Word Danger
Hazard statements H242 Heating may cause a fire.
H302 Harmful if swallowed.
H314 Causes severe skin burns and eye damage.
H361d Suspected of damaging the unborn child.
SECTION 1: Identi cation of the substance/mixture and of the company/undertaking
SECTION 2: Hazards identification
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H412 Harmful to aquatic life with long lasting effects.
Precautionary statements P210 Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
P220 Keep away from acids, alkalis, heavy metal compounds,
oxidizing material, combustible materials.
P234 Keep only in original container.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/ eye protection/
face protection.
P301+P312 IF SWALLOWED: Call a POISON CENTER or doctor/physician
if you feel unwell.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several
minutes. Remove contact lenses, if present and easy to do. Continue
rinsing.
P308+P313 IF exposed or concerned: Get medical advice/ attention.
P411+P235 Store at temperatures not exceeding (5) – (30) C. Keep cool.
P501 Dispose of contents/ container in accordance with national
regulations.
Commission Regulation (EU) No 2015/830 of 28 May 2015.
Contains Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-
2,2-diyl dihydroperoxide; 1-isopropyl-2,2-dimethyltrimethylene
diisobutyrate
2.3. Other hazards
This substance is not classified as PBT or vPvB according to current EU
criteria.
3.2. Mixtures
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
REACH Reg. No: 01-2119514691-43-0007
%30-45
CAS Number 1338-23-4 EC Number 700-954-4
Classification
Org. Perox. D H242
Acute Tox. 4 H302
Skin Corr. 1B H314
Eye Dam. 1 H318
Acute Tox. 4 H332
SECTION 3: Composition/information on ingredients
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Dimethyl Phthalate
REACH Reg. No: 01-2119437229-36-0008
%30-45
CAS Number 131-11-3 EC Number 205-011-6
Classification
Not Classified.
1-isopropyl-2,2-dimethyltrimethylene diisobutyrate
REACH Reg. No: 01-2119451093-47-0000
%5-10
CAS Number 6846-50-0 EC Number 229-934-9
Classification
Repr. 2 H361d
Aquatic Chronic 3 H412
Hydrogen Peroxide Solution
REACH Reg. No: 01-2119485845-22-0000
%1-5
CAS Number 7722-84-1 EC Number 231-765-0
Classification
Ox. Liq. 1 H271
Acute Tox. 4 H302
Acute Tox. 4 H332
Skin Corr. 1A H314
Butanone
REACH Reg. No: 01-2119457290-43-0004
%1-5
CAS Number 78-93-3 EC Number 201-159-0
Classification
Flam. Liq. 2 H225
Eye Irrit. 2 H319
STOT SE 3 H336
The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.
4.1. Description of first aid measures
General information Effects may be delayed. Keep affected person under observation.
Chemical burns must be treated by a physician.
Inhalation Remove affected person from source of contamination. Keep affected
person warm and at rest. Get medical attention immediately.
Ingestion Rinse mouth thoroughly with water. DO NOT induce vomiting. Get
medical attention immediately.
SECTION 4: First aid measures
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Skin contact Remove affected person from source of contamination. Immediately
remove contaminated clothing. Wash skin thoroughly with soap and
water. Get medical attention promptly if symptoms occur after
washing.
Eye contact Remove affected person from source of contamination. Remove any
contact lenses and open eyelids wide apart. Continue to rinse for at
least 15 minutes. Get medical attention immediately. Continue to rinse.
Protection of first aiders First aid personnel should wear appropriate protective equipment
during any rescue. Wash contaminated clothing thoroughly with water
before removing it from the affected person, or wear gloves. It may be
dangerous for first aid personnel to carry out mouth-to-mouth
resuscitation.
4.2. Most important symptoms and effects, both acute and delayed
General information Move out of dangerous ares. Show this Safety data sheet to the doktor
in attendance. Do not leave the victim unattended. Symptoms of
poisoning may appear several hours later. Call a physician immediately.
Inhalation Nausea, vomiting. Dizziness.
Ingestion May cause stomach pain or vomiting. Chemical burns.
Skin contact May cause serious chemical burns to the skin.
Eye contact May cause severe eye irritation.
4.3. Indication of any immediate medical attention and special treatment needed
Notes for the doctor Treat symptomatically.
5.1. Extinguishing media
Suitable extinguishing media Extinguish with alcohol-resistant foam, carbon dioxide, dry powder or
water fog.
Unsuitable extinguishing Media Do not use water jet as an extinguisher, as this will spread the fire.
5.2. Special hazards arising from the substance or mixture
Specific hazards Protection against nuisance dust must be used when the airborne
concentration exceeds 10 mg/m3. Vapours may form explosive
mixtures with air. Forms explosive mixtures with air. May explode when
heated or when exposed to flames or sparks. Containers can burst
violently or explode when heated, due to excessive pressure build-up.
SECTION 5: Firefighting measures
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Hazardous decomposition products
Thermal decomposition or combustion products may include the
following substances: Toxic gases or vapours.
5.3. Advice for firefighters
Protective actions during
firefighting
Wear positive-pressure self-contained breathing apparatus (SCBA) and
appropriate protective clothing. Cool containers exposed to flames
with water until well after the fire is out. Fight fire from safe distance
or protected location. Move containers from fire area if it can be done
without risk. Do not use water jet as an extinguisher, as this will spread
the fire. Control run-off water by containing and keeping it out of
sewers and watercourses. If risk of water pollution occurs, notify
appropriate authorities.
Special protective equipment for
firefighters
Wear positive-pressure self-contained breathing apparatus (SCBA) and
appropriate protective clothing. Firefighter’s clothing conforming to
European standard EN469 (including helmets, protective boots and
gloves) will provide a basic level of protection for chemical incidents.
6.1. Personal precautions, protective equipment and emergency procedures
Personal precautions Wear protective clothing as described in Section 8 of this safety data
sheet. No smoking, sparks, flames or other sources of ignition near
spillage. Avoid inhalation of vapours and contact with skin and eyes.
Provide adequate ventilation.
6.2. Environmental precautions
Environmental precautions Avoid or minimise the creation of any environmental contamination.
6.3. Methods and material for containment and cleaning up
Methods for cleaning up Keep combustible materials away from spillage. Eliminate all sources of
ignition. No smoking, sparks, flames or other sources of ignition near
spillage. Provide adequate ventilation. Absorb in vermiculite, dry sand
or earth and place into containers. Wash thoroughly after dealing with
a spillage. Do not touch or walk into spilled material. Wear suitable
protective equipment, including gloves, goggles/face shield, respirator,
boots, clothing or apron, as appropriate.
6.4. Reference to other sections
Reference to the other sections For personal protection, see Section 8. See Section 11 for additional
information on health hazards. For waste disposal, see section 13.
7.1. Precautions for safe handling
SECTION 6: Accidental release measures
SECTION 7: Handling and storage
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Usage precautions Keep away from heat, sparks and open flame. Avoid inhalation of
vapours/spray and contact with skin and eyes. Provide adequate
ventilation. Avoid inhalation of vapours. Use approved respirator if air
contamination is above an acceptable level. Do not handle broken
packages without protective equipment.
Advice on general occupational
hygiene
Eye wash facilities and emergency shower must be available when
handling this product. Good personal hygiene procedures should be
implemented. Wash hands and any other contaminated areas of the
body with soap and water before leaving the work site. Good personal
hygiene procedures should be implemented. Mechanical ventilation or
local exhaust ventilation may be required. Container must be kept
tightly closed when not in use.
7.2. Conditions for safe storage, including any incompatibilities
Storage precautions Keep away from oxidising materials, heat and flames. Store in tightly-
closed, original container in a dry, cool and well-ventilated place. Avoid
contact with oxidising agents. Store away from the following materials:
Acids. Alkalis. Keep away from flammable and combustible materials.
Storage Class IIA
7.3. Specific end use(s)
Specific end use(s) The identified uses for this product are detailed in Section 1.2.
8.1. Control Parameters
Occupational exposure limits
Ingredients CAS No. Value Control
Parameters
Note
Hydrogen peroxide 7722-84-1
TWA 1 ppm ACGIH
PEL
1 ppm
1,4 mg/m
3
OSHA Z-1
STEL
2 ppm
2,8 mg/m
3
ACGIH
Reaction mass of
butane-2,2-diyl
dihydroperoxide and
dioxydibutane-2,2-diyl
dihydroperoxide
1338-23-4 C
0.2 ppm ACGIH
0.2 ppm
1.5 mg/m
3
NIOSH REL
0.7 ppm
5 mg/m
3
OSHA P0
0.2 ppm
1.5 mg/m
3
CAL PEL
SECTION 8: Exposure Controls/personal protection
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Methyl Ethyl Ketone 78-93-3
TWA 200 ppm ACGIH
MPC-TWA 200 mg/m
3
RU OEL Vapour and/or gas
STEL 300 ppm ACGIH
MPC-STEL 400 mg/m
3
RU OEL Vapour and/or gas
TWA
200 ppm
590 mg/m
3
NIOSH REL
OSHA Z-1
OSHA P0
CAL PEL
ST
300 ppm
885 mg/m
3
NIOSH REL
OSHA P0
CAL PEL
Dimethyl phthalate 131-11-3
TWA 5 mg/m
3
ACGIH
NIOSH REL
OSHA Z-1
OSHA P0
CAL PEL
MPC-TWA 0,3 mg/m
3
RU OEL
Mixture of vapour
and aerosol
MPC-Stel 1 mg/m
3
RU OEL
Mixture of vapour
and aerosol
Derived No Effect Level (DNEL) according to Regulation (EC) No. 1907/2006:
Substance name End Use Exposure routes Potential health effects Value
1-isopropyl-2,2-
dimethyltrimethylene
diisobutyrate
Workers Inhalation Long-term exposure 17,62 mg/m
3
Workers Dermal Long-term exposure 5 mg/kg bw/day
General Population Inhalation Long-term exposure 4,35 mg/m
3
General Population Dermal Long-term exposure 5 mg/kg bw/day
General Population Oral Long-term exposure 5 mg/kg bw/day
Predicted No Effect Concentration (PNEC) according to Regulation (EC) No. 1907/2006:
Substance name Environmental Compartment Value
1-isopropyl-2,2-
dimethyltrimethylene
diisobutyrate
Water 0,014 mg/l
Marine water 0,0014 mg/l
Aqua Intermittent 0,14 mg/l
Fresh water sediment 5,29 mg/kg
Marine sediment 0,529 mg/kg
Soil 1,05 mg/kg
Sewage treatment plant 3 mg/l
Secondary Poisoning 83,3 mg/kg
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8.2. Exposure controls
Protective equipment
Appropriate engineering controls
Provide adequate ventilation. Avoid inhalation of vapours. Observe
any occupational exposure limits for the product or ingredients.
Eye/face protection Eyewear complying with an approved standard should be worn if a risk
assessment indicates eye contact is possible. The following protection
should be worn: Chemical splash goggles or face shield.
Hand protection
Wear protective gloves made of the following material: Neoprene.
Nitrile rubber. Rubber (natural, latex). The most suitable glove should
be chosen in consultation with the glove supplier/manufacturer, who
can provide information about the breakthrough time of the glove
material.
Other skin and body protection Appropriate footwear and additional protective clothing complying
with an approved standard should be worn if a risk assessment
indicates skin contamination is possible.
Hygiene measures Provide eyewash station and safety shower. Do not smoke in work
area. Wash hands at the end of each work shift and before eating,
smoking and using the toilet. Promptly remove any clothing that
becomes contaminated. Wash promptly with soap and water if skin
becomes contaminated. Use appropriate skin cream to prevent drying
of skin. When using do not eat, drink or smoke.
Respiratory protection If ventilation is inadequate, suitable respiratory protection must be
worn. Check that the respirator fits tightly and the filter is changed
regularly.
Environmental exposure controls Residues and empty containers should be taken care of as hazardous
waste according to local and national provisions.
9.1. Information on basic physical and chemical properties
Appearance Clear liquid.
Colour Red.
Odour Characteristic.
SECTION 9: Physical and Chemical Properties
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Density 1,14 0,005 gr/cm
3
@20 C
Solubility(ies) Partially soluble in water.
Flammability (solid, gas) Not applicable.
Viscosity 22-25 mPa.s (@20 C)
9.2. Other information
SADT 65 C
Active Oxygen Content 8,75 – 8,95 %
10.1. Reactivity
Reactivity There are no known reactivity hazards associated with this
product.
10.2. Chemical stability
Stability Stable at normal ambient temperatures.
10.3. Possibility of hazardous reactions
Possibility of hazardous reactions Not available.
10.4. Conditions to avoid
Conditions to avoid Avoid heat, flames and other sources of ignition.
10.5. Incompatible materials
Materials to avoid Strong alkalis. Strong acids. Strong reducing agents. Strong
oxidising agents. Some metals.
10.6. Hazardous decomposition products
Hazardous decomposition Products Oxides of carbon. Carbon monoxide (CO). Carbon dioxide (CO2).
Hydrocarbons.
11.1. Information on toxicological effects
Product Information
Toxicological information The product is not tested.
Serious eye damage/irritation: Corrosivity to eyes is assumed.
Skin corrosion/irritation: Causes burns.
Respiratory or skin sensitisation:
Respiratory sensitisation Based on available data the classification criteria are not met.
Skin sensitisation Based on available data the classification criteria are not met.
Germ cell mutagenicity: Genotoxicity – In Vitro – In Vivo Based on available data the
classification criteria are not met.
SECTION 10: Stability and reactivity
SECTION 11: Toxicological information
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Carcinogenicity: Based on available data the classification criteria are not met.
Reproductive Toxicity – Fertility Suspected of damaging the unborn child.
Reproductive Toxicity
Development
Based on available data the classification criteria are not met.
Specific target organ toxicity – single exposure:
STOT – Single exposure Based on available data the classification criteria are not met.
Specific target organ toxicity – repeated exposure:
STOT – Repeated exposure Based on available data the classification criteria are not met.
Aspiration Hazard Based on available data the classification criteria are not met.
Inhalation Harmful by inhalation. May cause damage to mucous membranes in
nose, throat, lungs and bronchial system.
Ingestion Harmful if swallowed. May cause burns in mucous membranes, throat,
oesophagus and stomach.
Skin contact Causes burns. Harmful in contact with skin. May cause sensitisation or
allergic reactions in sensitive individuals.
Eye contact Causes burns.
Route of entry Ingestion Inhalation Skin and/or eye contact
Target organs Respiratory system, lungs
Medical considerations Skin disorders and allergies.
Toxicology Data For The Ingredients:
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
Acute oral toxicity LD50: 1017 mg/kg Species: Rat
Acute dermal toxicity LD50: 4000 mg/kg Species: Rat
Acute inhalation toxicity LC50 (Rat): 17 mg/l Exposure time: 4h
1-isopropyl-2,2-dimethyltrimethylene diisobutyrate
Acute oral toxicity LD50: >2000 mg/kg Species: Rat
Acute dermal toxicity LD50: >2000 mg/kg Species: Rabbit
Acute inhalation toxicity LC50 (Rat): >0,12 mg/l Exposure time: 6h
Butanone
Acute oral toxicity LD50: 2,737 mg/kg Species: Rat
Acute dermal toxicity LD50: 6,480 mg/kg Species: Rabbit
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Hydrogen Peroxide
Acute oral toxicity LD50: >225 mg/kg Species: Rat
Acute inhalation toxicity LC50 (Rat): >0,17 mg/l Exposure time: 4h
Dimethyl phthalate
Acute oral toxicity LD50: >5000 mg/kg Species: Rat
Acute dermal toxicity LD50: >10000 mg/kg Species: Rabbit
Acute inhalation toxicity The substance or mixture has no acute inhalation toxicity
12.1. Toxicity
Ecological information on ingredients.
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
Toxicity to fish LC50, 96h: 44,2 mg/l
Toxicity to algae ErC50, 72h: 5,6 mg/ll
Toxicity to bacteria EC10, 0,5h: 5,6 mg/l
Toxicity to daphnia and other
aquatic invertebrates
39 mg/l, 48h
Butanone
Toxicity to fish LC50, 96h: 3.220 mg/l
1-isopropyl-2,2-dimethyltrimethylene diisobutyrate
Toxicity to fish LC50, 96h: 6 mg/l
Toxicity to algae EC50, 72h: >7,49 mg/l
Toxicity to daphnia and other
aquatic invertebrates
1,46 mg/l, 48h
Toxicity to daphnia and other
aquatic invertebrates (Chronic
Toxicity)
EC10, 21d: >1,3 mg/l
Dimethyl phthalate
Toxicity to fish LC50, 96h: 420 mg/l
Toxicity to algae EC10, 72h: 193,09 mg/l
Toxicity to fish (Chronic
Toxicity)
NOEC, 102d: 11 mg/l
12.2. Persistence and degradability
Persistence and degradability The product is readily biodegradable.
12.3. Bio accumulative potential
Bio accumulative potential No data available on bioaccumulation.
SECTION 12: Ecological Information
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12.4. Mobility in soil
Mobility The product is partly miscible with water and may spread in the aquatic
environment.
12.5. Results of PBT and vPvB assessment
Results of PBT and vPvB assessment This product does not contain any substances classified as PBT or vPvB.
12.6. Other adverse effects
Other adverse effects None known.
13.1. Waste treatment methods
General information Waste should be treated as controlled waste. Dispose of waste to
licensed waste disposal site in accordance with the requirements of the
local Waste Disposal Authority. When handling waste, the safety
precautions applying to handling of the product should be considered.
Disposal methods Dispose of waste to licensed waste disposal site in accordance with the
requirements of the local Waste Disposal Authority. Containers should
be thoroughly emptied before disposal because of the risk of an
explosion. Environmental Manager must be informed of all maj r
spillages.
General information For limited quantity packaging/limited load information, consult the
relevant modal documentation using the data shown in this section.
14.1. UN number
UN No. (ADR/RID) 3105
UN No. (IMDG) 3105
UN No. (ICAO) 3105
UN No. (ADN) 3105
14.2. UN proper shipping name
Proper Shipping name(ADR/RID) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (IMDG) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (ICAO) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (ADN) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
SECTION 13: Disposal considerations
SECTION 14: Transport information
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14.3. Transport hazard class(es)
ADR/RID class 5.2
ADR/RID label 5.2
IMDG class 5.2
ICAO class/division 5.2
ADN class 5.2
Transport labels
14.4. Packing group
Not applicable.
14.5. Environmental hazards
Environmentally hazardous substance/marine pollutant
No.
14.6. Special precautions for user
Always transport in closed containers that are upright and secure. Ensure that persons transporting the product
know what to do in the event of an accident or spillage.
EmS F-J, S-R
Emergency Action Code 2WE
Hazard Identification Number –
(ADR/RID)
Tunnel restriction code (D)
14.7. Transport in bulk according to Annex II of MARPOL and the IBC Code
Transport in bulk according to
Annex II of MARPOL
Not Applicable.
15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture
National regulations Health and Safety at Work etc. Act 1974 (as amended). The Chemicals
(Hazard Information and Packaging for Supply) Regulations 2009 (SI
2009 No. 716).
The Carriage of Dangerous Goods and Use of Transportable Pressure
Equipment Regulations 2009 (SI 2009 No. 1348) (as amended) [“CDG
2009”]. EH40/2005 Workplace exposure limits.
SECTION 15: Regulatory information
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EU legislation Regulation (EC) No 1907/2006 of the European Parliament and of the
Council of 18 December 2006 concerning the Registration, Evaluation,
Authorisation and Restriction of Chemicals (REACH) (as amended).
Regulation (EC) No 1272/2008 of the European Parliament and of the
Council of 16 December 2008 on classification, labelling and packaging
of substances and mixtures (as amended).
Storage Class IIA
15.2. Chemical safety assessment
No chemical safety assessment has been carried out.
Key literature references and
sources for data
This SDS is prepared based on the information received from the
product owner.
Classification procedures according
to Regulation (EC) 1272/2008
Acute Tox. 4 – H302 Skin Corr. 1B – H314; Repr. 2 – H361d; Aquatic
Chronic 3 – H412 Calculation Method. Org. Perox. D – H242: Expert
Judgement.
Training advice Read and follow manufacturer’s recommendations. Only trained
personnel should use this material.
Hazard statements in full
H225
H242
Highly flammable liquid and vapour.
Heating may cause a fire.
H302 Harmful if swallowed.
H314 Causes severe skin burns and eye damage.
H318 Causes serious eye damage.
H319 Causes serious eye irritation.
H332 Harmful if inhaled.
H336 May cause drowsiness or dizziness.
H361d Suspected of damaging the unborn child.
H412 Harmful to aquatic life with long lasting effects.
EUH066 Repeated exposure may cause skin dryness or cracking.
Other abbreviations
ACGIH USA, ACGIH Thershold Limit Values (TLV)
CAL PEL California permissible exposure limits for chemical contaminants (Title
8, Article 107)
NIOSH REL USA NIOSH Recommended Exposure Limits
OSHA P0 USA OSHA TABLE Z-1 Limits for air contaminants 1910.1000
SECTION 16: Other information
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OSHA Z-1 Usa Occupational Exposure Limits (OSHA) Table Z-1 Limits for air
contaminants
ACGIH/TWA 8-hour, time-weighted average
ACGIH/STEL Short-term exposure limit
ACGIH/C Ceiling limit
CAL PEL/STEL Short term exposure limit
CAL PEL/PEL Permissible exposure limit
CAL PEL/C Ceiling
NIOSH REL/TWA Time-weighted average concentration for up to a 10-hour workday
during a 40-hour workweek
NIOSH REL/ST STEL-15minute TWA exposure that should not be exceeded at any
time during a workday
NIOSH REL/C Celing value not be exceeded at any time
OSHA P0/TWA 8-hour time weighted average
OSHA P0/STEL Short-term exposure limit
OSHA P0/C Ceiling limit
OSHA Z-1/TWA 8-hour time weighted average
RU OEL / MPC-STEL Russia. Maximum Permissible Concentration Short Term Exposure
RU OEL / MPC-TWA Russia. Maximum Permissible Concentration Time Weighted
Average
This information relates only to the specific material designated and may not be valid for such material
used in combination with any other materials or in any process. Such information is, to the best of the
company’s knowledge and belief, accurate and reliable as of the date indicated. However, no warranty,
guarantee or representation is made to its accuracy, reliability or completeness. It is the user’s
responsibility to satisfy himself as to the suitability of such information for his own particular use.
by | Sep 27, 2025
SAFETY DATA SHEET
BENOX
A-70
Version
1.0
Revision Date:
12/11/2019
SDS Number:
600000000134
Date of last issue: –
Date of first issue: 12/11/2019
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SECTION 1. IDENTIFICATION
Product name
: BENOX
A-70
Manufacturer or supplier’s details
Company name of supplier
: United Initiators, Inc.
Address
: 555 Garden Street
Elyria OH 44035 USA
Telephone
: +1-440-323-3112
Telefax
: +1-440-323-2659
Emergency telephone
: CHEMTREC US (24h): +1-800-424-9300
CHEMTREC WORLD (24h): +1-703-527-3887
E-mail address of person
responsible for the SDS
: cs-initiators.nafta@united-in.com
Recommended use of the chemical and restrictions on use
Recommended use
: Hardener
polymerization initiators
SECTION 2. HAZARDS IDENTIFICATION
GHS classification in accordance with 29 CFR 1910.1200
Organic peroxides
: Type C
Eye irritation
: Category 2B
Skin sensitization
: Category 1
Short-term (acute) aquatic
hazard
: Category 1
Long-term (chronic) aquatic
hazard
: Category 1
GHS label elements
Hazard pictograms
:
Signal Word
: Danger
Hazard Statements
: H242 Heating may cause a fire.
H317 May cause an allergic skin reaction.
H320 Causes eye irritation.
SAFETY DATA SHEET
BENOX
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H410 Very toxic to aquatic life with long lasting effects.
Precautionary Statements
:
Prevention:
P210 Keep away from heat/sparks/open flames/hot surfaces.
No smoking.
P220 Keep/Store away from clothing/ strong acids, bases,
heavy metal salts and other reducing substances /combustible
materials.
P234 Keep only in original container.
P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P272 Contaminated work clothing must not be allowed out of
the workplace.
P273 Avoid release to the environment.
P280 Wear protective gloves/ eye protection/ face protection.
Response:
P302 + P352 IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water
for several minutes. Remove contact lenses, if present and easy
to do. Continue rinsing.
P333 + P313 If skin irritation or rash occurs: Get medical advice/
attention.
P337 + P313 If eye irritation persists: Get medical advice/ atten-
tion.
P363 Wash contaminated clothing before reuse.
P391 Collect spillage.
Storage:
P410 Protect from sunlight.
P411 + P235 Store at temperatures not exceeding 100 F/
38 C. Keep cool.
P420 Store away from other materials.
Disposal:
P501 Dispose of contents/ container to an approved waste dis-
posal plant.
Other hazards
None known.
SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance / Mixture
: Mixture
Chemical nature
: Organic Peroxide
Solid mixture
Components
Chemical name CAS-No. Concentration (% w/w)
Dibenzoyl peroxide 94-36-0
>= 65 – < 70
SAFETY DATA SHEET
BENOX
A-70
Version
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Revision Date:
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SDS Number:
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Date of last issue: -
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SECTION 4. FIRST AID MEASURES
General advice
: Move out of dangerous area.
Show this material safety data sheet to the doctor in
attendance.
Do not leave the victim unattended.
Call a physician immediately.
If inhaled
: If unconscious, place in recovery position and seek medical
advice.
If symptoms persist, call a physician.
If breathed in, move person into fresh air.
In case of skin contact
: In case of contact, immediately flush skin with plenty of water
for at least 15 minutes while removing contaminated clothing
and shoes.
Wash contaminated clothing before re-use.
If on skin, rinse well with water.
If on clothes, remove clothes.
If symptoms persist, call a physician.
In case of eye contact
: In the case of contact with eyes, rinse immediately with plenty
of water and seek medical advice.
Remove contact lenses.
Protect unharmed eye.
Keep eye wide open while rinsing.
If eye irritation persists, consult a specialist.
If swallowed
: Keep respiratory tract clear.
Call a physician immediately.
Most important symptoms
and effects, both acute and
delayed
: May cause an allergic skin reaction.
Causes eye irritation.
Protection of first-aiders
: First Aid responders should pay attention to self-protection
and use the recommended protective clothing
Notes to physician
: Treat symptomatically and supportively.
SECTION 5. FIRE-FIGHTING MEASURES
Suitable extinguishing media
: Water spray jet
Alcohol-resistant foam
Carbon dioxide (CO2)
Dry chemical
Unsuitable extinguishing
media
: High volume water jet
Specific hazards during fire
fighting
: Contact with incompatible materials or exposure to
temperatures exceeding SADT may result in a self-
accelerating decomposition reaction with release of flammable
vapors which may auto-ignite.
SAFETY DATA SHEET
BENOX
A-70
Version
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Flash back possible over considerable distance.
Vapors may form explosive mixtures with air.
The product will float on water and can be reignited on surface
water.
Cool closed containers exposed to fire with water spray.
Specific extinguishing meth-
ods
: Do not use a solid water stream as it may scatter and spread
fire.
Remove undamaged containers from fire area if it is safe to do
so.
Use water spray to cool unopened containers.
Further information : Collect contaminated fire extinguishing water separately. This
must not be discharged into drains.
Fire residues and contaminated fire extinguishing water must
be disposed of in accordance with local regulations.
Use extinguishing measures that are appropriate to local
circumstances and the surrounding environment.
Special protective equipment
for fire-fighters
: Wear self-contained breathing apparatus for firefighting if
necessary.
Use personal protective equipment.
SECTION 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protec-
tive equipment and emer-
gency procedures
: Use personal protective equipment.
Avoid dust formation.
Avoid breathing dust.
Remove all sources of ignition.
Follow safe handling advice and personal protective
equipment recommendations.
Never return spills in original containers for re-use.
Treat recovered material as described in the section "Disposal
considerations".
Environmental precautions
: Prevent product from entering drains.
Prevent further leakage or spillage if safe to do so.
If the product contaminates rivers and lakes or drains inform
respective authorities.
Methods and materials for
containment and cleaning up
: Contact with incompatible substances can cause
decomposition at or below SADT.
Clear spills immediately.
Suppress (knock down) gases/vapors/mists with a water spray
jet.
To clean the floor and all objects contaminated by this
material, use plenty of water.
Soak up with inert absorbent material.
Isolate waste and do not reuse.
Non-sparking tools should be used.
Local or national regulations may apply to releases and
disposal of this material, as well as those materials and items
employed in the cleanup of releases. You will need to
SAFETY DATA SHEET
BENOX
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determine which regulations are applicable.
SECTION 7. HANDLING AND STORAGE
Technical measures
: See Engineering measures under EXPOSURE
CONTROLS/PERSONAL PROTECTION section.
Advice on protection against
fire and explosion
: Avoid dust formation.
Provide appropriate exhaust ventilation at places where dust
is formed.
Keep away from heat and sources of ignition.
Use only explosion-proof equipment.
Keep away from combustible material.
Advice on safe handling
: Do not breathe vapors/dust.
Avoid exposure - obtain special instructions before use.
Avoid contact with skin and eyes.
Take precautionary measures against static discharges.
Never return any product to the container from which it was
originally removed.
Provide sufficient air exchange and/or exhaust in work rooms.
Avoid confinement.
Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
Smoking, eating and drinking should be prohibited in the
application area.
Wash thoroughly after handling.
For personal protection see section 8.
Persons susceptible to skin sensitization problems or asthma,
allergies, chronic or recurrent respiratory disease should not
be employed in any process in which this mixture is being
used.
Protect from contamination.
Conditions for safe storage
: Avoid impurities (e.g. rust, dust, ash), risk of decomposition.
Electrical installations / working materials must comply with
the technological safety standards.
Containers which are opened must be carefully resealed and
kept upright to prevent leakage.
Store in original container.
Keep containers tightly closed in a cool, well-ventilated place.
Store in accordance with the particular national regulations.
Materials to avoid
: Keep away from strong acids, bases, heavy metal salts and
other reducing substances.
Recommended storage tem-
perature
: 41 - 100 F
5 - 38 C
Further information on stor-
age stability
: No decomposition if stored normally.
SAFETY DATA SHEET
BENOX
A-70
Version
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Revision Date:
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SDS Number:
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Date of last issue: -
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SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Ingredients with workplace control parameters
Components CAS-No. Value type
(Form of
exposure)
Control parame-
ters / Permissible
concentration
Basis
Dibenzoyl peroxide 94-36-0 TWA 5 mg/m3 ACGIH
TWA 5 mg/m3 NIOSH REL
TWA 5 mg/m3 OSHA Z-1
TWA 5 mg/m3 OSHA P0
Engineering measures : Minimize workplace exposure concentrations.
Personal protective equipment
Respiratory protection
: In the case of dust or aerosol formation use respirator with an
approved filter.
Filter type
: Filter type P
Hand protection
Material : butyl-rubber
Break through time : >= 480 min
Glove thickness : 0.5 mm
Remarks
: Choose gloves to protect hands against chemicals depending
on the concentration and quantity of the hazardous
substance and specific to place of work.
For special applications, we recommend clarifying the
resistance to chemicals of the aforementioned protective
gloves with the glove Wash hands before breaks and at the
end of workday.
Eye protection
: Tightly fitting safety goggles
Please wear suitable protective goggles. Also wear face
protection if there is a splash hazard.
Ensure that eyewash stations and safety showers are close
to the workstation location.
Skin and body protection
: Select appropriate protective clothing based on chemical
resistance data and an assessment of the local exposure
potential.
Hygiene measures
: Keep away from food and drink.
When using do not eat or drink.
When using do not smoke.
Wash hands before breaks and immediately after handling
the product.
SAFETY DATA SHEET
BENOX
A-70
Version
1.0
Revision Date:
12/11/2019
SDS Number:
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Date of last issue: –
Date of first issue: 12/11/2019
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SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
: solid
Color
: white
Odor
: odorless
pH
: Not applicable
Melting point/range
: 102 – 105 C
Decomposition: Decomposes below the melting point.
Boiling point/boiling range
: Not applicable
Flash point
: Not applicable
Evaporation rate
: Not applicable
Flammability (solid, gas)
: Not applicable
Upper explosion limit / Upper
flammability limit
: No data available
Lower explosion limit / Lower
flammability limit
: No data available
Vapor pressure
: 23.38 hPa (20 C)
Relative vapor density
: No data available
Density
: 1.3 g/cm3 (25 C)
Solubility(ies)
Water solubility
: 0.35 g/l slightly soluble
Partition coefficient: n-
octanol/water
: log Pow: 3.2 (20 C)
Self-Accelerating decomposi-
tion temperature (SADT)
: > 80 C
Method: UN-Test H.4
SADT-Self Accelerating Decomposition Temperature. Lowest
temperature at which the tested package size will undergo a
self-accelerating decomposition reaction.
Viscosity
Viscosity, dynamic
: Not applicable
Viscosity, kinematic
: No data available
Oxidizing properties
: The substance or mixture is not classified as oxidizing.
Organic peroxide
SAFETY DATA SHEET
BENOX
A-70
Version
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SECTION 10. STABILITY AND REACTIVITY
Reactivity
: Stable under recommended storage conditions.
Chemical stability
: Stable under recommended storage conditions.
Possibility of hazardous reac-
tions
: Dust may form explosive mixture in air.
Conditions to avoid
: Protect from contamination.
Contact with incompatible substances can cause
decomposition at or below SADT.
Heat, flames and sparks.
Avoid confinement.
Incompatible materials
: Accelerators, strong acids and bases, heavy metals and
heavy metal salts, reducing agents
Hazardous decomposition
products
: Irritant, caustic, flammable, noxious/toxic gases and vapours
can develop in the case of fire and decomposition
SECTION 11. TOXICOLOGICAL INFORMATION
Acute toxicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Acute oral toxicity
: LD50 (Rat): > 5,000 mg/kg
Method: OECD Test Guideline 401
Assessment: The substance or mixture has no acute oral tox-
icity
Acute inhalation toxicity
: LC50 (Rat): > 24.3 mg/l
Exposure time: 4 h
Test atmosphere: vapor
Method: OECD Test Guideline 403
Assessment: The substance or mixture has no acute inhala-
tion toxicity
Acute dermal toxicity
: Remarks: No data available
Skin corrosion/irritation
Not classified based on available information.
Product:
Remarks : May cause skin irritation in susceptible persons.
Components:
Dibenzoyl peroxide:
SAFETY DATA SHEET
BENOX
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Species : Rabbit
Result : No skin irritation
Serious eye damage/eye irritation
Causes eye irritation.
Product:
Remarks : Product dust may be irritating to eyes, skin and respiratory
system.
Components:
Dibenzoyl peroxide:
Species : Rabbit
Result : Irritation to eyes, reversing within 7 days
Respiratory or skin sensitization
Skin sensitization
May cause an allergic skin reaction.
Respiratory sensitization
Not classified based on available information.
Product:
Remarks : Causes sensitization.
Components:
Dibenzoyl peroxide:
Routes of exposure : Skin contact
Species : Mouse
Method : Local lymph node assay (LLNA)
Result : May cause sensitization by skin contact.
Germ cell mutagenicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Genotoxicity in vitro
: Result: negative
Remarks: In vitro tests did not show mutagenic effects
Genotoxicity in vivo
: Result: negative
Remarks: In vivo tests did not show mutagenic effects
Carcinogenicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
SAFETY DATA SHEET
BENOX
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Remarks : Not classified due to data which are conclusive although insuf-
ficient for classification.
IARC No ingredient of this product present at levels greater than or equal to 0.1% is
identified as probable, possible or confirmed human carcinogen by IARC.
OSHA No component of this product present at levels greater than or equal to 0.1% is
on OSHA s list of regulated carcinogens.
NTP No ingredient of this product present at levels greater than or equal to 0.1% is
identified as a known or anticipated carcinogen by NTP.
Reproductive toxicity
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Effects on fertility
: Species: Rat, male
Application Route: Oral
General Toxicity Parent: NOAEL: 1,000 mg/kg body weight
Method: OECD Test Guideline 422
Species: Rat, female
Application Route: Oral
General Toxicity Parent: NOAEL: 500 mg/kg body weight
Method: OECD Test Guideline 422
Reproductive toxicity – As-
sessment
: No evidence of adverse effects on sexual function and fertility,
or on development, based on animal experiments.
STOT-single exposure
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Routes of exposure : Ingestion
Assessment : The substance or mixture is not classified as specific target
organ toxicant, single exposure.
STOT-repeated exposure
Not classified based on available information.
Components:
Dibenzoyl peroxide:
Routes of exposure : Ingestion
Assessment : The substance or mixture is not classified as specific target
organ toxicant, repeated exposure.
Aspiration toxicity
Not classified based on available information.
SAFETY DATA SHEET
BENOX
A-70
Version
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Revision Date:
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Date of last issue: –
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Components:
Dibenzoyl peroxide:
No aspiration toxicity classification
Further information
Product:
Remarks : No data available
SECTION 12. ECOLOGICAL INFORMATION
Ecotoxicity
Components:
Dibenzoyl peroxide:
Toxicity to fish
: EC50 (Oncorhynchus mykiss (rainbow trout)): 0.06 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia magna (Water flea)): 0.11 mg/l
Exposure time: 48 h
Method: OECD Test Guideline 202
Toxicity to algae
: EC50 (Pseudokirchneriella subcapitata (green algae)): 0.06
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
M-Factor (Acute aquatic tox-
icity)
: 10
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: EC10 (Daphnia magna (Water flea)): 0.001 mg/l
Exposure time: 21 d
Test Type: semi-static test
Method: OECD Test Guideline 211
M-Factor (Chronic aquatic
toxicity)
: 10
Toxicity to microorganisms
: EC50 (Bacteria): 35 mg/l
Ecotoxicology Assessment
Acute aquatic toxicity
: Very toxic to aquatic life.
Chronic aquatic toxicity
: Very toxic to aquatic life with long lasting effects.
SAFETY DATA SHEET
BENOX
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Persistence and degradability
Components:
Dibenzoyl peroxide:
Biodegradability
: Result: Inherently biodegradable.
Bioaccumulative potential
Components:
Dibenzoyl peroxide:
Partition coefficient: n-
octanol/water
: log Pow: 3.2 (20 C / 20 C)
Mobility in soil
No data available
Other adverse effects
Product:
Ozone-Depletion Potential
: Regulation: 40 CFR Protection of Environment; Part 82 Pro-
tection of Stratospheric Ozone – CAA Section 602 Class I
Substances
Remarks: This product neither contains, nor was manufac-
tured with a Class I or Class II ODS as defined by the U.S.
Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
Additional ecological infor-
mation
: An environmental hazard cannot be excluded in the event of
unprofessional handling or disposal.
Very toxic to aquatic life with long lasting effects.
SECTION 13. DISPOSAL CONSIDERATIONS
Disposal methods
Waste from residues : The product should not be allowed to enter drains, water
courses or the soil.
Do not contaminate ponds, waterways or ditches with
chemical or used container.
Dispose of wastes in an approved waste disposal facility.
Contaminated packaging : Empty remaining contents.
Dispose of as unused product.
Do not re-use empty containers.
Do not burn, or use a cutting torch on, the empty drum.
Dispose of in accordance with local regulations.
SECTION 14. TRANSPORT INFORMATION
International Regulations
UNRTDG
SAFETY DATA SHEET
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UN number : UN 3104
Proper shipping name : ORGANIC PEROXIDE TYPE C, SOLID
(DIBENZOYL PEROXIDE )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
IATA-DGR
UN/ID No. : UN 3104
Proper shipping name : Organic peroxide type C, solid
(Dibenzoyl peroxide)
Class : 5.2
Packing group : Not assigned by regulation
Labels : Organic Peroxides, Keep Away From Heat
Packing instruction (cargo
aircraft)
: 570
Packing instruction (passen-
ger aircraft)
: 570
IMDG-Code
UN number : UN 3104
Proper shipping name : ORGANIC PEROXIDE TYPE C, SOLID
(DIBENZOYL PEROXIDE )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
EmS Code : F-J, S-R
Marine pollutant : yes
Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code
Not applicable for product as supplied.
Domestic regulation
49 CFR
UN/ID/NA number : UN 3104
Proper shipping name : Organic peroxide type C, solid
(Dibenzoyl peroxide, <=72%)
Class : 5.2
Packing group : Not assigned by regulation
Labels : ORGANIC PEROXIDE
ERG Code : 146
Marine pollutant : yes
Special precautions for user
The transport classification(s) provided herein are for informational purposes only, and solely
based upon the properties of the unpackaged material as it is described within this Safety Data
Sheet. Transportation classifications may vary by mode of transportation, package sizes, and
variations in regional or country regulations.
SAFETY DATA SHEET
BENOX
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SECTION 15. REGULATORY INFORMATION
EPCRA - Emergency Planning and Community Right-to-Know
CERCLA Reportable Quantity
This material does not contain any components with a CERCLA RQ.
SARA 304 Extremely Hazardous Substances Reportable Quantity
This material does not contain any components with a section 304 EHS RQ.
SARA 302 Extremely Hazardous Substances Threshold Planning Quantity
This material does not contain any components with a section 302 EHS TPQ.
SARA 311/312 Hazards
: Organic peroxides
Serious eye damage or eye irritation
Respiratory or skin sensitization
SARA 313
: The following components are subject to reporting levels
established by SARA Title III, Section 313:
Dibenzoyl perox-
ide
94-36-0
Clean Air Act
This product neither contains, nor was manufactured with a Class I or Class II ODS as defined by
the U.S. Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
This product does not contain any hazardous air pollutants (HAP), as defined by the U.S. Clean
Air Act Section 112 (40 CFR 61).
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 112(r) for
Accidental Release Prevention (40 CFR 68.130, Subpart F).
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 111
SOCMI Intermediate or Final VOC's (40 CFR 60.489).
Clean Water Act
This product does not contain any Hazardous Substances listed under the U.S. CleanWater Act,
Section 311, Table 116.4A.
This product does not contain any Hazardous Chemicals listed under the U.S. CleanWater Act,
Section 311, Table 117.3.
This product does not contain any toxic pollutants listed under the U.S. Clean Water Act Section
307
Maine Chemicals of High Concern
This product does not contain any chemicals that are listed as Maine Chemicals of
High Concern.
California Prop. 65
This product does not contain any chemicals known to the State of California to cause cancer,
birth, or any other reproductive defects.
The ingredients of this product are reported in the following inventories:
DSL (CA) : All components of this product are on the Canadian DSL
AICS (AU) : On the inventory, or in compliance with the inventory
SAFETY DATA SHEET
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ENCS (JP) : On the inventory, or in compliance with the inventory
ISHL (JP) : On the inventory, or in compliance with the inventory
KECI (KR) : On the inventory, or in compliance with the inventory
PICCS (PH) : On the inventory, or in compliance with the inventory
IECSC (CN) : On the inventory, or in compliance with the inventory
TCSI (TW) : On the inventory, or in compliance with the inventory
TSCA (US) : On TSCA Inventory
TSCA list
No substances are subject to a Significant New Use Rule.
No substances are subject to TSCA 12(b) export notification requirements.
SECTION 16. OTHER INFORMATION
Full text of other abbreviations
ACGIH : USA. ACGIH Threshold Limit Values (TLV)
NIOSH REL : USA. NIOSH Recommended Exposure Limits
OSHA P0 : USA. OSHA - TABLE Z-1 Limits for Air Contaminants -
1910.1000
OSHA Z-1 : USA. Occupational Exposure Limits (OSHA) - Table Z-1 Lim-
its for Air Contaminants
ACGIH / TWA : 8-hour, time-weighted average
NIOSH REL / TWA : Time-weighted average concentration for up to a 10-hour
workday during a 40-hour workweek
OSHA P0 / TWA : 8-hour time weighted average
OSHA Z-1 / TWA : 8-hour time weighted average
AICS - Australian Inventory of Chemical Substances; ASTM - American Society for the Testing of
Materials; bw - Body weight; CERCLA - Comprehensive Environmental Response, Compensation,
and Liability Act; CMR - Carcinogen, Mutagen or Reproductive Toxicant; DIN - Standard of the
German Institute for Standardisation; DOT - Department of Transportation; DSL - Domestic Sub-
stances List (Canada); ECx - Concentration associated with x% response; EHS - Extremely Haz-
ardous Substance; ELx - Loading rate associated with x% response; EmS - Emergency Schedule;
ENCS - Existing and New Chemical Substances (Japan); ErCx - Concentration associated with
x% growth rate response; ERG - Emergency Response Guide; GHS - Globally Harmonized Sys-
tem; GLP - Good Laboratory Practice; HMIS - Hazardous Materials Identification System; IARC -
International Agency for Research on Cancer; IATA - International Air Transport Association; IBC
- International Code for the Construction and Equipment of Ships carrying Dangerous Chemicals
in Bulk; IC50 - Half maximal inhibitory concentration; ICAO - International Civil Aviation Organiza-
tion; IECSC - Inventory of Existing Chemical Substances in China; IMDG - International Maritime
Dangerous Goods; IMO - International Maritime Organization; ISHL - Industrial Safety and Health
Law (Japan); ISO - International Organisation for Standardization; KECI - Korea Existing Chemi-
cals Inventory; LC50 - Lethal Concentration to 50 % of a test population; LD50 - Lethal Dose to
50% of a test population (Median Lethal Dose); MARPOL - International Convention for the Pre-
vention of Pollution from Ships; MSHA - Mine Safety and Health Administration; n.o.s. - Not Oth-
SAFETY DATA SHEET
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erwise Specified; NFPA - National Fire Protection Association; NO(A)EC - No Observed (Adverse)
Effect Concentration; NO(A)EL - No Observed (Adverse) Effect Level; NOELR - No Observable
Effect Loading Rate; NTP - National Toxicology Program; NZIoC - New Zealand Inventory of
Chemicals; OECD - Organization for Economic Co-operation and Development; OPPTS - Office
of Chemical Safety and Pollution Prevention; PBT - Persistent, Bioaccumulative and Toxic sub-
stance; PICCS - Philippines Inventory of Chemicals and Chemical Substances; (Q)SAR - (Quanti-
tative) Structure Activity Relationship; RCRA - Resource Conservation and Recovery Act;
REACH - Regulation (EC) No 1907/2006 of the European Parliament and of the Council concern-
ing the Registration, Evaluation, Authorisation and Restriction of Chemicals; RQ - Reportable
Quantity; SADT - Self-Accelerating Decomposition Temperature; SARA - Superfund Amend-
ments and Reauthorization Act; SDS - Safety Data Sheet; TCSI - Taiwan Chemical Substance
Inventory; TSCA - Toxic Substances Control Act (United States); UN - United Nations; UNRTDG -
United Nations Recommendations on the Transport of Dangerous Goods; vPvB - Very Persistent
and Very Bioaccumulative
This material safety datasheet only contains information relating to safety and does not replace
any product information or product specification.
These safety instructions also apply to empty packaging which may still contain product residues.
Sources of key data used to
compile the Material Safety
Data Sheet
: Internal technical data, data from raw material SDSs, OECD
eChem Portal search results and European Chemicals Agen-
cy, http://echa.europa.eu/
Revision Date : 12/11/2019
The information provided in this Material Safety Data Sheet is correct to the best of our
knowledge, information and belief at the date of its publication. The information given is designed
only as a guidance for safe handling, use, processing, storage, transportation, disposal and re-
lease and is not to be considered a warranty or quality specification. The information relates only
to the specific material designated and may not be valid for such material used in combination
with any other materials or in any process, unless specified in the text.
US / Z8
by | Sep 27, 2025
Revision: 6.0 SDS Number: SD.SP.01.08US
Revision date: 25.03.2019 Issue date: 22.11.2009
SAFETY DATA SHEET
AKPEROX A5R
COMMISSION REGULATION (EU) 2015/830 of 28 May 2015.
1 / 15
1.1. Product identifier
Product name AKPEROX A5R
Chemical name Methyl Ethyl Ketone Peroxide
1.2. Relevant identified uses of the substance or mixture and uses advised against
Identified uses Industrial use.
Uses advised against No specific uses advised against are identified.
1.3. Details of the supplier of the safety data sheet
Manufacturer AKPA K MYA AMBALAJ SANAY VE T CARET ANON M RKET
Yenibosna Merkez Mah. Ladin Sok. No:36/70 Kat:12 34197 Townofis
Bah elievler, stanbul, T RK YE
Web: www.akpakimya.com
TEL: +90 212 580 55 59
FAX: +90 212 580 55 21
E-mail: info@akpakimya.com
Contact person Export Department – export@akpakimya.com
1.4. Emergency telephone number
Emergency telephone CHEMTREC: TOLL Free 1-800-424-9300 / Local: +1-703-527-3887
For product information AKPA CHEMICALS US: +1 803 686 2888
2.1. Classification of the substance or mixture
Classification (EC 1272/2008)
Physical hazards Org. Perox. D – H242
Health hazards Acute Tox. 4 – H302 Skin Corr. 1B – H314 Repr 2. H361d
Environmental hazards Aquatic Chronic 3 H412
2.2. Label elements
Pictogram
Signal Word Danger
Hazard statements H242 Heating may cause a fire.
H302 Harmful if swallowed.
H314 Causes severe skin burns and eye damage.
SECTION 1: Identi cation of the substance/mixture and of the company/undertaking
SECTION 2: Hazards identification
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H361d Suspected of damaging the unborn child.
H412 Harmful to aquatic life with long lasting effects.
Precautionary statements P210 Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
P220 Keep away from acids, alkalis, heavy metal compounds,
oxidizing material, combustible materials.
P234 Keep only in original container.
P280 Wear protective gloves/protective clothing/ eye protection/
face protection.
P301+P312 IF SWALLOWED: Call a POISON CENTER or doctor/physician
if you feel unwell.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several
minutes. Remove contact lenses, if present and easy to do. Continue
rinsing.
P308+P313 IF exposed or concerned: Get medical advice/ attention.
P411+P235 Store at temperatures not exceeding (5) – (30) C. Keep cool.
P501 Dispose of contents/ container in accordance with national
regulations.
Commission Regulation (EU) No 2015/830 of 28 May 2015.
Contains Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-
2,2-diyl dihydroperoxide; 1-isopropyl-2,2-dimethyltrimethylene
diisobutyrate
2.3. Other hazards
This substance is not classified as PBT or vPvB according to current EU
criteria.
3.2. Mixtures
1-isopropyl-2,2-dimethyltrimethylene diisobutyrate
REACH Reg. No: 01-2119451093-47-0000
%40-60
CAS Number 6846-50-0 EC Number 229-934-9
Classification
Repr. 2 H361d
Aquatic Chronic 3 H412
SECTION 3: Composition/information on ingredients
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Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
REACH Reg. No: 01-2119514691-43-0007
%25-40
CAS Number 1338-23-4 EC Number 700-954-4
Classification
Org. Perox. D H242
Acute Tox. 4 H302
Skin Corr. 1B H314
Eye Dam. 1 H318
Acute Tox. 4 H332
Hydrogen Peroxide Solution
REACH Reg. No: 01-2119485845-22-0000
%1-5
CAS Number 7722-84-1 EC Number 231-765-0
Classification
Ox. Liq. 1 H271
Acute Tox. 4 H302
Acute Tox. 4 H332
Skin Corr. 1A H314
Butanone
REACH Reg. No: 01-2119457290-43-0004
%1-5
CAS Number 78-93-3 EC Number 201-159-0
Classification
Flam. Liq. 2 H225
Eye Irrit. 2 H319
STOT SE 3 H336
The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.
4.1. Description of first aid measures
General information Get medical attention if any discomfort continues. Show this Safety
Data Sheet to the medical personnel. Chemical burns must be treated
by a physician.
Inhalation Move affected person to fresh air and keep warm and at rest in a
position comfortable for breathing. Maintain an open airway. Loosen
tight clothing such as collar, tie or belt. Rinse nose and mouth with
water. Never give anything by mouth to an unconscious person. Get
medical attention if symptoms are severe or persist.
Ingestion Rinse mouth thoroughly with water. Never give anything by mouth to
an unconscious person. Place unconscious person on their side in the
SECTION 4: First aid measures
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4 / 15
recovery position and ensure breathing can take place. Keep affected
person under observation. Get medical attention.
Skin contact It is important to remove the substance from the skin immediately.
Rinse immediately with plenty of water. Continue to rinse for at least
15 minutes and get medical attention. Chemical burns must be treated
by a physician.
Eye contact Rinse immediately with plenty of water. Do not rub eye. Remove any
contact lenses and open eyelids wide apart. Continue to rinse for at
least 15 minutes and get medical attention.
Protection of first aiders First aid personnel should wear appropriate protective equipment
during any rescue. Wash contaminated clothing thoroughly with water
before removing it from the affected person, or wear gloves. It may be
dangerous for first aid personnel to carry out mouth-to-mouth
resuscitation.
4.2. Most important symptoms and effects, both acute and delayed
General information The severity of the symptoms described will vary dependent on the
concentration and the length of exposure.
Inhalation A single exposure may cause the following adverse effects: Corrosive to
the respiratory tract. Symptoms following overexposure may include
the following: Severe irritation of nose and throat.
Ingestion May cause chemical burns in mouth, oesophagus and stomach.
Symptoms following overexposure may include the following: Severe
stomach pain. Nausea, vomiting.
Skin contact Causes severe burns. Symptoms following overexposure may include
the following: Pain or irritation. Redness. Blistering may occur.
Eye contact Causes serious eye damage. Symptoms following overexposure may
include the following: Pain. Profuse watering of the eyes. Redness.
4.3. Indication of any immediate medical attention and special treatment needed
Notes for the doctor Treat symptomatically.
5.1. Extinguishing media
Suitable extinguishing media Extinguish with alcohol-resistant foam, carbon dioxide, dry powder or
water fog.
Unsuitable extinguishing Media Do not use water jet as an extinguisher, as this will spread the fire.
SECTION 5: Firefighting measures
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5.2. Special hazards arising from the substance or mixture
Specific hazards Protection against nuisance dust must be used when the airborne
concentration exceeds 10 mg/m3. Vapours may form explosive
mixtures with air. Forms explosive mixtures with air. May explode when
heated or when exposed to flames or sparks. Containers can burst
violently or explode when heated, due to excessive pressure build-up.
Hazardous decomposition products
Thermal decomposition or combustion products may include the
following substances: Toxic gases or vapours.
5.3. Advice for firefighters
Protective actions during
firefighting
Wear positive-pressure self-contained breathing apparatus (SCBA) and
appropriate protective clothing. Cool containers exposed to flames
with water until well after the fire is out. Fight fire from safe distance
or protected location. Move containers from fire area if it can be done
without risk. Do not use water jet as an extinguisher, as this will spread
the fire. Control run-off water by containing and keeping it out of
sewers and watercourses. If risk of water pollution occurs, notify
appropriate authorities.
Special protective equipment for
firefighters
Wear positive-pressure self-contained breathing apparatus (SCBA) and
appropriate protective clothing. Firefighter’s clothing conforming to
European standard EN469 (including helmets, protective boots and
gloves) will provide a basic level of protection for chemical incidents.
6.1. Personal precautions, protective equipment and emergency procedures
Personal precautions Wear protective clothing as described in Section 8 of this safety data
sheet. No smoking, sparks, flames or other sources of ignition near
spillage. Avoid inhalation of vapours and contact with skin and eyes.
Provide adequate ventilation.
6.2. Environmental precautions
Environmental precautions Avoid or minimise the creation of any environmental contamination.
6.3. Methods and material for containment and cleaning up
Methods for cleaning up Keep combustible materials away from spillage. Eliminate all sources of
ignition. No smoking, sparks, flames or other sources of ignition near
spillage. Provide adequate ventilation. Absorb in vermiculite, dry sand
or earth and place into containers. Wash thoroughly after dealing with
a spillage. Do not touch or walk into spilled material. Wear suitable
protective equipment, including gloves, goggles/face shield, respirator,
boots, clothing or apron, as appropriate.
SECTION 6: Accidental release measures
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COMMISSION REGULATION (EU) 2015/830 of 28 May 2015.
6 / 15
6.4. Reference to other sections
Reference to the other sections For personal protection, see Section 8. See Section 11 for additional
information on health hazards. For waste disposal, see section 13.
7.1. Precautions for safe handling
Usage precautions Keep away from heat, sparks and open flame. Avoid inhalation of
vapours/spray and contact with skin and eyes. Provide adequate
ventilation. Avoid inhalation of vapours. Use approved respirator if air
contamination is above an acceptable level. Do not handle broken
packages without protective equipment.
Advice on general occupational
hygiene
Eye wash facilities and emergency shower must be available when
handling this product. Good personal hygiene procedures should be
implemented. Wash hands and any other contaminated areas of the
body with soap and water before leaving the work site. Good personal
hygiene procedures should be implemented. Mechanical ventilation or
local exhaust ventilation may be required. Container must be kept
tightly closed when not in use.
7.2. Conditions for safe storage, including any incompatibilities
Storage precautions Keep away from oxidising materials, heat and flames. Store in tightly-
closed, original container in a dry, cool and well-ventilated place. Avoid
contact with oxidising agents. Store away from the following materials:
Acids. Alkalis. Keep away from flammable and combustible materials.
Storage Class IIA
7.3. Specific end use(s)
Specific end use(s) The identified uses for this product are detailed in Section 1.2.
8.1. Control Parameters
Occupational exposure limits
Ingredients CAS No. Value Control
Parameters
Note
Hydrogen peroxide 7722-84-1
TWA 1 ppm ACGIH
PEL
1 ppm
1,4 mg/m
3
OSHA Z-1
STEL
2 ppm
2,8 mg/m
3
ACGIH
SECTION 7: Handling and storage
SECTION 8: Exposure Controls/personal protection
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Reaction mass of
butane-2,2-diyl
dihydroperoxide and
dioxydibutane-2,2-diyl
dihydroperoxide
1338-23-4 C
0.2 ppm ACGIH
0.2 ppm
1.5 mg/m
3
NIOSH REL
0.7 ppm
5 mg/m
3
OSHA P0
0.2 ppm
1.5 mg/m
3
CAL PEL
Methyl Ethyl Ketone 78-93-3
TWA 200 ppm ACGIH
MPC-TWA 200 mg/m
3
RU OEL Vapour and/or gas
STEL 300 ppm ACGIH
MPC-STEL 400 mg/m
3
RU OEL Vapour and/or gas
TWA
200 ppm
590 mg/m
3
NIOSH REL
OSHA Z-1
OSHA P0
CAL PEL
ST
300 ppm
885 mg/m
3
NIOSH REL
OSHA P0
CAL PEL
Derived No Effect Level (DNEL) according to Regulation (EC) No. 1907/2006:
Substance name End Use Exposure routes Potential health effects Value
1-isopropyl-2,2-
dimethyltrimethylene
diisobutyrate
Workers Inhalation Long-term exposure 17,62 mg/m
3
Workers Dermal Long-term exposure 5 mg/kg bw/day
General Population Inhalation Long-term exposure 4,35 mg/m
3
General Population Dermal Long-term exposure 5 mg/kg bw/day
General Population Oral Long-term exposure 5 mg/kg bw/day
Predicted No Effect Concentration (PNEC) according to Regulation (EC) No. 1907/2006:
Substance name Environmental Compartment Value
1-isopropyl-2,2-
dimethyltrimethylene
diisobutyrate
Water 0,014 mg/l
Marine water 0,0014 mg/l
Aqua Intermittent 0,14 mg/l
Fresh water sediment 5,29 mg/kg
Marine sediment 0,529 mg/kg
Soil 1,05 mg/kg
Sewage treatment plant 3 mg/l
Secondary Poisoning 83,3 mg/kg
8.2. Exposure controls
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Protective equipment
Appropriate engineering controls
Provide adequate ventilation. Avoid inhalation of vapours. Observe
any occupational exposure limits for the product or ingredients.
Eye/face protection Eyewear complying with an approved standard should be worn if a risk
assessment indicates eye contact is possible. The following protection
should be worn: Chemical splash goggles or face shield.
Hand protection
Wear protective gloves made of the following material: Neoprene.
Nitrile rubber. Rubber (natural, latex). The most suitable glove should
be chosen in consultation with the glove supplier/manufacturer, who
can provide information about the breakthrough time of the glove
material.
Other skin and body protection Appropriate footwear and additional protective clothing complying
with an approved standard should be worn if a risk assessment
indicates skin contamination is possible.
Hygiene measures Provide eyewash station and safety shower. Do not smoke in work
area. Wash hands at the end of each work shift and before eating,
smoking and using the toilet. Promptly remove any clothing that
becomes contaminated. Wash promptly with soap and water if skin
becomes contaminated. Use appropriate skin cream to prevent drying
of skin. When using do not eat, drink or smoke.
Respiratory protection If ventilation is inadequate, suitable respiratory protection must be
worn. Check that the respirator fits tightly and the filter is changed
regularly.
Environmental exposure controls Residues and empty containers should be taken care of as hazardous
waste according to local and national provisions.
9.1. Information on basic physical and chemical properties
Appearance Clear liquid.
Colour Colorless.
Odour Characteristic.
SECTION 9: Physical and Chemical Properties
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Density 1 0,005 gr/cm
3
@20 C
Solubility(ies) Slightly soluble in water.
Flammability (solid, gas) Not applicable.
Viscosity, dynamic No data available.
9.2. Other information
SADT 60 C
Active Oxygen Content 8,5 – 8,95 %
10.1. Reactivity
Reactivity There are no known reactivity hazards associated with this
product.
10.2. Chemical stability
Stability Stable at normal ambient temperatures.
10.3. Possibility of hazardous reactions
Possibility of hazardous reactions Not available.
10.4. Conditions to avoid
Conditions to avoid Avoid heat, flames and other sources of ignition.
10.5. Incompatible materials
Materials to avoid Strong alkalis. Strong acids. Strong reducing agents. Strong
oxidising agents. Some metals.
10.6. Hazardous decomposition products
Hazardous decomposition Products Oxides of carbon. Carbon monoxide (CO). Carbon dioxide (CO2).
Hydrocarbons.
11.1. Information on toxicological effects
Product Information
Toxicological information The product is not tested.
Serious eye damage/irritation: Corrosivity to eyes is assumed.
Skin corrosion/irritation: Causes burns.
Respiratory or skin sensitisation:
Respiratory sensitisation Based on available data the classification criteria are not met.
Skin sensitisation Based on available data the classification criteria are not met.
SECTION 10: Stability and reactivity
SECTION 11: Toxicological information
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Germ cell mutagenicity: Genotoxicity – In Vitro – In Vivo Based on available data the
classification criteria are not met.
Carcinogenicity: Based on available data the classification criteria are not met.
Reproductive Toxicity – Fertility Suspected of damaging the unborn child.
Reproductive Toxicity
Development
Based on available data the classification criteria are not met.
Specific target organ toxicity – single exposure:
STOT – Single exposure Based on available data the classification criteria are not met.
Specific target organ toxicity – repeated exposure:
STOT – Repeated exposure Based on available data the classification criteria are not met.
Aspiration Hazard Based on available data the classification criteria are not met.
Inhalation Corrosive to the respiratory tract. Symptoms following overexposure
may include the following: Severe irritation of nose and throat.
Ingestion May cause chemical burns in mouth, oesophagus and stomach.
Symptoms following overexposure may include the following: Severe
stomach pain. Nausea, vomiting.
Skin contact Causes severe burns. Symptoms following overexposure may include
the following: Pain or irritation. Redness. Blistering may occur.
Eye contact Causes serious eye damage. Symptoms following overexposure may
include the following: Pain. Profuse watering of the eyes. Redness.
Route of entry Ingestion Inhalation Skin and/or eye contact
Target organs Respiratory system, lungs
Medical considerations Skin disorders and allergies.
Toxicology Data For The Ingredients:
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
Acute oral toxicity LD50: 1017 mg/kg Species: Rat
Acute dermal toxicity LD50: 4000 mg/kg Species: Rat
Acute inhalation toxicity LC50 (Rat): 17 mg/l Exposure time: 4h
1-isopropyl-2,2-dimethyltrimethylene diisobutyrate
Acute oral toxicity LD50: >2000 mg/kg Species: Rat
Acute dermal toxicity LD50: >2000 mg/kg Species: Rabbit
Acute inhalation toxicity LC50 (Rat): >0,12 mg/l Exposure time: 6h
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Butanone
Acute oral toxicity LD50: 2,737 mg/kg Species: Rat
Acute dermal toxicity LD50: 6,480 mg/kg Species: Rabbit
Hydrogen Peroxide
Acute oral toxicity LD50: >225 mg/kg Species: Rat
Acute inhalation toxicity LC50 (Rat): >0,17 mg/l Exposure time: 4h
12.1. Toxicity
Ecological information on ingredients.
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
Toxicity to fish LC50, 96h: 44,2 mg/l
Toxicity to algae ErC50, 72h: 5,6 mg/ll
Toxicity to bacteria EC10, 0,5h: 5,6 mg/l
Toxicity to daphnia and other
aquatic invertebrates
39 mg/l, 48h
Butanone
Toxicity to fish LC50, 96h: 3.220 mg/l
1-isopropyl-2,2-dimethyltrimethylene diisobutyrate
Toxicity to fish LC50, 96h: 6 mg/l
Toxicity to algae EC50, 72h: >7,49 mg/l
Toxicity to daphnia and other
aquatic invertebrates
1,46 mg/l, 48h
Toxicity to daphnia and other
aquatic invertebrates (Chronic
Toxicity)
EC10, 21d: >1,3 mg/l
12.2. Persistence and degradability
Persistence and degradability The product is readily biodegradable.
12.3. Bio accumulative potential
Bio accumulative potential No data available on bioaccumulation.
12.4. Mobility in soil
Mobility The product is partly miscible with water and may spread in the aquatic
environment.
SECTION 12: Ecological Information
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12.5. Results of PBT and vPvB assessment
Results of PBT and vPvB assessment This product does not contain any substances classified as PBT or vPvB.
12.6. Other adverse effects
Other adverse effects None known.
13.1. Waste treatment methods
General information Waste should be treated as controlled waste. Dispose of waste to
licensed waste disposal site in accordance with the requirements of the
local Waste Disposal Authority. When handling waste, the safety
precautions applying to handling of the product should be considered.
Disposal methods Dispose of waste to licensed waste disposal site in accordance with the
requirements of the local Waste Disposal Authority. Containers should
be thoroughly emptied before disposal because of the risk of an
explosion. Environmental Manager must be informed of all maj r
spillages.
General information For limited quantity packaging/limited load information, consult the
relevant modal documentation using the data shown in this section.
14.1. UN number
UN No. (ADR/RID) 3105
UN No. (IMDG) 3105
UN No. (ICAO) 3105
UN No. (ADN) 3105
14.2. UN proper shipping name
Proper Shipping name(ADR/RID) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (IMDG) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (ICAO) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (ADN) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
14.3. Transport hazard class(es)
ADR/RID class 5.2
SECTION 13: Disposal considerations
SECTION 14: Transport information
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ADR/RID label 5.2
IMDG class 5.2
ICAO class/division 5.2
ADN class 5.2
Transport labels
14.4. Packing group
Not applicable.
14.5. Environmental hazards
Environmentally hazardous substance/marine pollutant
No.
14.6. Special precautions for user
Always transport in closed containers that are upright and secure. Ensure that persons transporting the product
know what to do in the event of an accident or spillage.
EmS F-J, S-R
Emergency Action Code 2WE
Hazard Identification Number –
(ADR/RID)
Tunnel restriction code (D)
14.7. Transport in bulk according to Annex II of MARPOL and the IBC Code
Transport in bulk according to
Annex II of MARPOL
Not Applicable.
15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture
National regulations Health and Safety at Work etc. Act 1974 (as amended). The Chemicals
(Hazard Information and Packaging for Supply) Regulations 2009 (SI
2009 No. 716).
The Carriage of Dangerous Goods and Use of Transportable Pressure
Equipment Regulations 2009 (SI 2009 No. 1348) (as amended) [“CDG
2009”]. EH40/2005 Workplace exposure limits.
EU legislation Regulation (EC) No 1907/2006 of the European Parliament and of the
Council of 18 December 2006 concerning the Registration, Evaluation,
Authorisation and Restriction of Chemicals (REACH) (as amended).
SECTION 15: Regulatory information
Revision: 6.0 SDS Number: SD.SP.01.08US
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14 / 15
Regulation (EC) No 1272/2008 of the European Parliament and of the
Council of 16 December 2008 on classification, labelling and packaging
of substances and mixtures (as amended).
Storage Class IIA
15.2. Chemical safety assessment
No chemical safety assessment has been carried out.
Key literature references and
sources for data
This SDS is prepared based on the information received from the
product owner.
Classification procedures according
to Regulation (EC) 1272/2008
Skin Corr. 1B – H314; Acute Tox. 4 H302; Repr. 2 – H361d; Aquatic
Chronic 3 – H412: Calculation Method. Org. Perox. D – H242: Expert
Judgement.
Training advice Read and follow manufacturer’s recommendations. Only trained
personnel should use this material.
Revision comments Added REACH Numbers.
Issued By Simge ARIK – lab@akpakimya.com +90 282 361 80 99
Issued Date 22.11.2009
Revision date 25.03.2019
Revision 6.0
Hazard statements in full
H225
H242
Highly flammable liquid and vapour.
Heating may cause a fire.
H302 Harmful if swallowed.
H314 Causes severe skin burns and eye damage.
H318 Causes serious eye damage.
H319 Causes serious eye irritation.
H332 Harmful if inhaled.
H336 May cause drowsiness or dizziness.
H361d Suspected of damaging the unborn child.
H412 Harmful to aquatic life with long lasting effects.
Other abbreviations
ACGIH USA, ACGIH Thershold Limit Values (TLV)
SECTION 16: Other information
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AKPEROX A5R
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CAL PEL California permissible exposure limits for chemical contaminants (Title
8, Article 107)
NIOSH REL USA NIOSH Recommended Exposure Limits
OSHA P0 USA OSHA TABLE Z-1 Limits for air contaminants 1910.1000
OSHA Z-1 Usa Occupational Exposure Limits (OSHA) Table Z-1 Limits for air
contaminants
ACGIH/TWA 8-hour, time-weighted average
ACGIH/STEL Short-term exposure limit
ACGIH/C Ceiling limit
CAL PEL/STEL Short term exposure limit
CAL PEL/PEL Permissible exposure limit
CAL PEL/C Ceiling
NIOSH REL/TWA Time-weighted average concentration for up to a 10-hour workday
during a 40-hour workweek
NIOSH REL/ST STEL-15minute TWA exposure that should not be exceeded at any
time during a workday
NIOSH REL/C Celing value not be exceeded at any time
OSHA P0/TWA 8-hour time weighted average
OSHA P0/STEL Short-term exposure limit
OSHA P0/C Ceiling limit
OSHA Z-1/TWA 8-hour time weighted average
RU OEL / MPC-STEL Russia. Maximum Permissible Concentration Short Term Exposure
RU OEL / MPC-TWA Russia. Maximum Permissible Concentration Time Weighted
Average
This information relates only to the specific material designated and may not be valid for such material
used in combination with any other materials or in any process. Such information is, to the best of the
company’s knowledge and belief, accurate and reliable as of the date indicated. However, no warranty,
guarantee or representation is made to its accuracy, reliability or completeness. It is the user’s
responsibility to satisfy himself as to the suitability of such information for his own particular use.
by | Sep 27, 2025
Revision: 5.0 SDS Number: SD.SP.01.04US
Revision date: 25.03.2019 Issue date: 24.11.2009
SAFETY DATA SHEET
AKPEROX A50
COMMISSION REGULATION (EU) 2015/830 of 28 May 2015.
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1.1. Product identifier
Product name AKPEROX A50
Chemical name Methyl Ethyl Ketone Peroxide
1.2. Relevant identified uses of the substance or mixture and uses advised against
Identified uses Industrial use.
Uses advised against No specific uses advised against are identified.
1.3. Details of the supplier of the safety data sheet
Manufacturer AKPA K MYA AMBALAJ SANAY VE T CARET ANON M RKET
Yenibosna Merkez Mah. Ladin Sok. No:36/70 Kat:12 34197
Townofis Bah elievler, stanbul, T RK YE
Web: www.akpakimya.com
TEL: +90 212 580 55 59
FAX: +90 212 580 55 21
E-mail: info@akpakimya.com
Contact person Export Department – export@akpakimya.com
1.4. Emergency telephone number
Emergency telephone CHEMTREC: TOLL Free 1-800-424-9300 / Local: +1-703-527-3887
For product information AKPA CHEMICALS US: +1 803 686 2888
2.1. Classification of the substance or mixture
Classification (EC 1272/2008)
Physical hazards Org. Perox. D – H242
Health hazards Acute Tox. 4 – H302 Skin Corr. 1B – H314 Eye Dam. 1 – H318
Environmental hazards Not Classified.
2.2. Label elements
Pictogram
Signal Word Danger
Hazard statements H242 Heating may cause a fire.
H302 Harmful if swallowed.
H314 Causes severe skin burns and eye damage.
SECTION 1: Identi cation of the substance/mixture and of the company/undertaking
SECTION 2: Hazards identification
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Precautionary statements P210 Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
P220 Keep away from acids, alkalis, heavy metal compounds,
oxidizing material, combustible materials.
P234 Keep only in original container.
P280 Wear protective gloves/protective clothing/ eye protection/
face protection.
P301+P312 IF SWALLOWED: Call a POISON CENTER or doctor/physician
if you feel unwell.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several
minutes. Remove contact lenses, if present and easy to do. Continue
rinsing.
P411+P235 Store at temperatures not exceeding (5) – (30) C. Keep cool.
P501 Dispose of contents/ container in accordance with national
regulations.
Commission Regulation (EU) No 2015/830 of 28 May 2015.
Contains Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-
2,2-diyl dihydroperoxide
2.3. Other hazards
This substance is not classified as PBT or vPvB according to current EU
criteria.
3.2. Mixtures
Dimethyl Phthalate
REACH Reg. No: 01-2119437229-36-0008
%55-70
CAS Number 131-11-3 EC Number 205-011-6
Classification
Not Classified.
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
REACH Reg. No: 01-2119514691-43-0007
%25-40
CAS Number 1338-23-4 EC Number 700-954-4
Classification
Org. Perox. D H242
Acute Tox. 4 H302
Skin Corr. 1B H314
Eye Dam. 1 H318
Acute Tox. 4 H332
SECTION 3: Composition/information on ingredients
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BUTANONE
REACH Reg. No: 01-2119457290-43-0004
%1-5
CAS Number 78-93-3 EC Number 201-159-0
Classification
Flam. Liq. 2 H225
Eye Irrit. 2 H319
STOT SE 3 H336
The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.
4.1. Description of first aid measures
General information Effects may be delayed. Keep affected person under observation.
Chemical burns must be treated by a physician.
Inhalation Remove affected person from source of contamination. Keep affected
person warm and at rest. Get medical attention immediately.
Ingestion Rinse mouth thoroughly with water. DO NOT induce vomiting. Get
medical attention immediately.
Skin contact Remove affected person from source of contamination. Immediately
remove contaminated clothing. Wash skin thoroughly with soap and
water. Get medical attention promptly if symptoms occur after
washing.
Eye contact Remove affected person from source of contamination. Remove any
contact lenses and open eyelids wide apart. Continue to rinse for at
least 15 minutes. Get medical attention immediately. Continue to rinse.
Protection of first aiders First aid personnel should wear appropriate protective equipment
during any rescue. Wash contaminated clothing thoroughly with water
before removing it from the affected person, or wear gloves. It may be
dangerous for first aid personnel to carry out mouth-to-mouth
resuscitation.
4.2. Most important symptoms and effects, both acute and delayed
General information Move out of dangerous ares. Show this Safety data sheet to the doktor
in attendance. Do not leave the victim unattended. Symptoms of
poisoning may appear several hours later. Call a physician immediately.
Inhalation Nausea, vomiting. Dizziness.
Ingestion May cause stomach pain or vomiting. Chemical burns.
SECTION 4: First aid measures
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Skin contact May cause serious chemical burns to the skin.
Eye contact May cause severe eye irritation.
4.3. Indication of any immediate medical attention and special treatment needed
Notes for the doctor Treat symptomatically.
5.1. Extinguishing media
Suitable extinguishing media Extinguish with alcohol-resistant foam, carbon dioxide, dry powder or
water fog.
Unsuitable extinguishing Media Do not use water jet as an extinguisher, as this will spread the fire.
5.2. Special hazards arising from the substance or mixture
Specific hazards Protection against nuisance dust must be used when the airborne
concentration exceeds 10 mg/m3. Vapours may form explosive
mixtures with air. Forms explosive mixtures with air. May explode when
heated or when exposed to flames or sparks. Containers can burst
violently or explode when heated, due to excessive pressure build-up.
Hazardous decomposition products
Thermal decomposition or combustion products may include the
following substances: Toxic gases or vapours.
5.3. Advice for firefighters
Protective actions during
firefighting
Wear positive-pressure self-contained breathing apparatus (SCBA) and
appropriate protective clothing. Cool containers exposed to flames
with water until well after the fire is out. Fight fire from safe distance
or protected location. Move containers from fire area if it can be done
without risk. Do not use water jet as an extinguisher, as this will spread
the fire. Control run-off water by containing and keeping it out of
sewers and watercourses. If risk of water pollution occurs, notify
appropriate authorities.
Special protective equipment for
firefighters
Wear positive-pressure self-contained breathing apparatus (SCBA) and
appropriate protective clothing. Firefighter’s clothing conforming to
European standard EN469 (including helmets, protective boots and
gloves) will provide a basic level of protection for chemical incidents.
6.1. Personal precautions, protective equipment and emergency procedures
Personal precautions Wear protective clothing as described in Section 8 of this safety data
sheet. No smoking, sparks, flames or other sources of ignition near
SECTION 5: Firefighting measures
SECTION 6: Accidental release measures
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spillage. Avoid inhalation of vapours and contact with skin and eyes.
Provide adequate ventilation.
6.2. Environmental precautions
Environmental precautions Avoid or minimise the creation of any environmental contamination.
6.3. Methods and material for containment and cleaning up
Methods for cleaning up Keep combustible materials away from spillage. Eliminate all sources of
ignition. No smoking, sparks, flames or other sources of ignition near
spillage. Provide adequate ventilation. Absorb in vermiculite, dry sand
or earth and place into containers. Wash thoroughly after dealing with
a spillage. Do not touch or walk into spilled material. Wear suitable
protective equipment, including gloves, goggles/face shield, respirator,
boots, clothing or apron, as appropriate.
6.4. Reference to other sections
Reference to the other sections For personal protection, see Section 8. See Section 11 for additional
information on health hazards. For waste disposal, see section 13.
7.1. Precautions for safe handling
Usage precautions Keep away from heat, sparks and open flame. Avoid inhalation of
vapours/spray and contact with skin and eyes. Provide adequate
ventilation. Avoid inhalation of vapours. Use approved respirator if air
contamination is above an acceptable level. Do not handle broken
packages without protective equipment.
Advice on general occupational
hygiene
Eye wash facilities and emergency shower must be available when
handling this product. Good personal hygiene procedures should be
implemented. Wash hands and any other contaminated areas of the
body with soap and water before leaving the work site. Good personal
hygiene procedures should be implemented. Mechanical ventilation or
local exhaust ventilation may be required. Container must be kept
tightly closed when not in use.
7.2. Conditions for safe storage, including any incompatibilities
Storage precautions Keep away from oxidising materials, heat and flames. Store in tightly-
closed, original container in a dry, cool and well-ventilated place. Avoid
contact with oxidising agents. Store away from the following materials:
Acids. Alkalis. Keep away from flammable and combustible materials.
Storage Class IIA
7.3. Specific end use(s)
Specific end use(s) The identified uses for this product are detailed in Section 1.2.
SECTION 7: Handling and storage
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8.1. Control Parameters
Occupational exposure limits
Ingredients CAS No. Value Control
Parameters
Basis Form of exposure
Dimethyl phthalate 131-11-3
TWA 5 mg/m
3
ACGIH
NIOSH REL
OSHA Z-1
OSHA P0
CAL PEL
MPC-TWA 0,3 mg/m
3
RU OEL
Mixture of vapour
and aerosol
MPC-Stel 1 mg/m
3
RU OEL
Mixture of vapour
and aerosol
Reaction mass of
butane-2,2-diyl
dihydroperoxide and
dioxydibutane-2,2-diyl
dihydroperoxide
1338-23-4 C
0.2 ppm ACGIH
0.2 ppm
1.5 mg/m
3
NIOSH REL
0.7 ppm
5 mg/m
3
OSHA P0
0.2 ppm
1.5 mg/m
3
CAL PEL
Methyl Ethyl Ketone 78-93-3
TWA 200 ppm ACGIH
MPC-TWA 200 mg/m
3
RU OEL Vapour and/or gas
STEL 300 ppm ACGIH
MPC-STEL 400 mg/m
3
RU OEL Vapour and/or gas
TWA
200 ppm
590 mg/m
3
NIOSH REL
OSHA Z-1
OSHA P0
CAL PEL
ST
300 ppm
885 mg/m
3
NIOSH REL
OSHA P0
CAL PEL
SECTION 8: Exposure Controls/personal protection
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Decomposition
products
CAS No. Value Control
Parameters
Basis Form of exposure
Formic acid 64-18-6
TWA 5 ppm ACGIH
STEL 10 ppm ACGIH
TWA
5 ppm
9 mg/m
3
NIOSH REL
OSHA Z-1
OSHA P0
CAL PEL
STEL
10 ppm
19 mg/m
3
CAL PEL
MPC-STEL 1 mg/m
3
RU OEL Vapour and/or gas
Acetic acid 64-19-7
TWA 10 ppm ACGIH
STEL 15 ppm ACGIH
TWA
10 ppm
25 mg/m
3
NIOSH REL
OSHA Z-1
OSHA P0
ST
15 ppm
37 mg/m
3
NIOSH REL
PEL
10 ppm
25 mg/m
3
CAL PEL
STEL
15 ppm
37 mg/m
3
CAL PEL
C 40 ppm CAL PEL
MPC-STEL 5 mg/m
3
RU OEL Vapour and/or gas
Propionic acid 79-09-4
TWA 10 ppm ACGIH
TWA
10 ppm
30 mg/m
3
NIOSH REL
ST
15 ppm
45 mg/m
3
NIOSH REL
OSHA P0
PEL
10 ppm
30 mg/m
3
CAL PEL
MPC-STEL 20 mg/m
3
RU OEL Vapour and/or gas
8.2. Exposure controls
Protective equipment
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Appropriate engineering controls
Provide adequate ventilation. Avoid inhalation of vapours. Observe any
occupational exposure limits for the product or ingredients.
Eye/face protection Eyewear complying with an approved standard should be worn if a risk
assessment indicates eye contact is possible. The following protection
should be worn: Chemical splash goggles or face shield.
Hand protection
Wear protective gloves made of the following material: Neoprene.
Nitrile rubber. Rubber (natural, latex). The most suitable glove should
be chosen in consultation with the glove supplier/manufacturer, who
can provide information about the breakthrough time of the glove
material.
Other skin and body protection Appropriate footwear and additional protective clothing complying
with an approved standard should be worn if a risk assessment
indicates skin contamination is possible.
Hygiene measures Provide eyewash station and safety shower. Do not smoke in work area.
Wash hands at the end of each work shift and before eating, smoking
and using the toilet. Promptly remove any clothing that becomes
contaminated. Wash promptly with soap and water if skin becomes
contaminated. Use appropriate skin cream to prevent drying of skin.
When using do not eat, drink or smoke.
Respiratory protection If ventilation is inadequate, suitable respiratory protection must be
worn. Check that the respirator fits tightly and the filter is changed
regularly.
Environmental exposure controls Residues and empty containers should be taken care of as hazardous
waste according to local and national provisions.
9.1. Information on basic physical and chemical properties
Appearance Clear liquid.
Colour Colorless.
Odour Characteristic.
Density 1,18 0,005 gr/cm
3
@20 C
Solubility(ies) Partially soluble in water.
SECTION 9: Physical and Chemical Properties
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Flammability (liquids) Decomposition products may be flammable.
Viscosity 23-25 mPa.s (@20 C)
9.2. Other information
Active Oxygen Content 8,50 – 8,95 %
SADT 60 C
10.1. Reactivity
Reactivity There are no known reactivity hazards associated with this
product.
10.2. Chemical stability
Stability Stable at normal ambient temperatures.
10.3. Possibility of hazardous reactions
Possibility of hazardous reactions Not available.
10.4. Conditions to avoid
Conditions to avoid Avoid heat, flames and other sources of ignition.
10.5. Incompatible materials
Materials to avoid Strong alkalis. Strong acids. Strong reducing agents. Strong
oxidising agents. Some metals.
10.6. Hazardous decomposition products
Hazardous decomposition Products Oxides of carbon. Carbon monoxide (CO). Carbon dioxide (CO2).
Hydrocarbons. Formic acid, acetic acid, propionic acid, methyl
ethyl ketone.
11.1. Information on toxicological effects
Product Information
Toxicological information
Acute oral toxicity LD50 Oral 1070 mg/kg
Species: Rat
Acute inhalation toxicity LC50 (Rat): 1,5 mg/l
Exposure time: 4h
Acute dermal toxicity LD50: 4000 mg/kg
Species: Rabbit
Serious eye damage/irritation: Corrosivity to eyes is assumed.
SECTION 10: Stability and reactivity
SECTION 11: Toxicological information
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Skin corrosion/irritation: Causes burns.
Respiratory or skin sensitisation:
Respiratory sensitisation Based on available data the classification criteria are not met.
Skin sensitisation Based on available data the classification criteria are not met.
Germ cell mutagenicity: Genotoxicity – In Vitro – In Vivo Based on available data the
classification criteria are not met.
Carcinogenicity: Based on available data the classification criteria are not met.
Reproductive Toxicity – Fertility Based on available data the classification criteria are not met.
Reproductive Toxicity
Development
Based on available data the classification criteria are not met.
Specific target organ toxicity – single exposure:
STOT – Single exposure Based on available data the classification criteria are not met.
Specific target organ toxicity – repeated exposure:
STOT – Repeated exposure Based on available data the classification criteria are not met.
Aspiration Hazard Based on available data the classification criteria are not met.
Inhalation Harmful by inhalation. May cause damage to mucous membranes in
nose, throat, lungs and bronchial system.
Ingestion Harmful if swallowed. May cause burns in mucous membranes, throat,
oesophagus and stomach.
Skin contact Causes burns. Harmful in contact with skin. May cause sensitisation or
allergic reactions in sensitive individuals.
Eye contact Causes burns.
Route of entry Ingestion Inhalation Skin and/or eye contact
Target organs Respiratory system, lungs
Medical considerations Skin disorders and allergies.
Toxicology Data For The Ingredients:
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
Acute oral toxicity LD50: 1017 mg/kg Species: Rat
Acute dermal toxicity LD50: 4000 mg/kg Species: Rat
Acute inhalation toxicity LC50 (Rat): 17 mg/l Exposure time: 4h
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Dimethyl phthalate
Acute oral toxicity LD50: >5000 mg/kg Species: Rat
Acute dermal toxicity LD50: >10000 mg/kg Species: Rabbit
Acute inhalation toxicity The substance or mixture has no acute inhalation toxicity
Butanone
Acute oral toxicity LD50: 2,737 mg/kg Species: Rat
Acute dermal toxicity LD50: 6,480 mg/kg Species: Rabbit
12.1. Toxicity
Ecological information on ingredients.
Reaction mass of butane-2,2-diyl dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide
Toxicity to fish LC50, 96h: 44,2 mg/l
Toxicity to algae ErC50, 72h: 5,6 mg/ll
Toxicity to bacteria EC10, 0,5h: 5,6 mg/l
Toxicity to daphnia and other
aquatic invertebrates
39 mg/l, 48h
Butanone
Toxicity to fish LC50, 96h: 3.220 mg/l
Dimethyl phthalate
Toxicity to fish LC50, 96h: 420 mg/l
Toxicity to algae EC10, 72h: 193,09 mg/l
Toxicity to fish (Chronic
Toxicity)
NOEC, 102d: 11 mg/l
Toxicity to daphnia and other
aquatic invertebrates (Chronic
Toxicity)
NOEC, 21d: 9,6 mg/l
12.2. Persistence and degradability
Persistence and degradability The product is readily biodegradable.
12.3. Bio accumulative potential
Bio accumulative potential No data available on bioaccumulation.
12.4. Mobility in soil
Mobility The product is partly miscible with water and may spread in the aquatic
environment.
SECTION 12: Ecological Information
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12.5. Results of PBT and vPvB assessment
Results of PBT and vPvB assessment This product does not contain any substances classified as PBT or vPvB.
12.6. Other adverse effects
Other adverse effects Not available.
13.1. Waste treatment methods
General information Waste should be treated as controlled waste. Dispose of waste to
licensed waste disposal site in accordance with the requirements of the
local Waste Disposal Authority. When handling waste, the safety
precautions applying to handling of the product should be considered.
Disposal methods Dispose of waste to licensed waste disposal site in accordance with the
requirements of the local Waste Disposal Authority. Containers should
be thoroughly emptied before disposal because of the risk of an
explosion. Environmental Manager must be informed of all maj r
spillages.
General information For limited quantity packaging/limited load information, consult the
relevant modal documentation using the data shown in this section.
14.1. UN number
UN No. (ADR/RID) 3105
UN No. (IMDG) 3105
UN No. (ICAO) 3105
UN No. (ADN) 3105
14.2. UN proper shipping name
Proper Shipping name(ADR/RID) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (IMDG) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (ICAO) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
Proper Shipping name (ADN) ORGANIC PEROXIDE TYPE D, LIQUID (Reaction mass of butane-2,2-diyl
dihydroperoxide and dioxydibutane-2,2-diyl dihydroperoxide)
14.3. Transport hazard class(es)
ADR/RID class 5.2
SECTION 13: Disposal considerations
SECTION 14: Transport information
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ADR/RID label 5.2
IMDG class 5.2
ICAO class/division 5.2
ADN class 5.2
Transport labels
14.4. Packing group
Not applicable.
14.5. Environmental hazards
Environmentally hazardous substance/marine pollutant
No.
14.6. Special precautions for user
Always transport in closed containers that are upright and secure. Ensure that persons transporting the product
know what to do in the event of an accident or spillage.
EmS
ADR Transport Category
F-J, S-R
2
Emergency Action Code 2WE
Hazard Identification Number –
(ADR/RID)
Tunnel restriction code (D)
14.7. Transport in bulk according to Annex II of MARPOL and the IBC Code
Transport in bulk according to
Annex II of MARPOL
Not Applicable.
15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture
National regulations Health and Safety at Work etc. Act 1974 (as amended). The Chemicals
(Hazard Information and Packaging for Supply) Regulations 2009 (SI
2009 No. 716).
The Carriage of Dangerous Goods and Use of Transportable Pressure
Equipment Regulations 2009 (SI 2009 No. 1348) (as amended) [“CDG
2009”]. EH40/2005 Workplace exposure limits.
SECTION 15: Regulatory information
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EU legislation Regulation (EC) No 1907/2006 of the European Parliament and of the
Council of 18 December 2006 concerning the Registration, Evaluation,
Authorisation and Restriction of Chemicals (REACH) (as amended).
Regulation (EC) No 1272/2008 of the European Parliament and of the
Council of 16 December 2008 on classification, labelling and packaging
of substances and mixtures (as amended).
Storage Class IIA
15.2. Chemical safety assessment
No chemical safety assessment has been carried out.
Key literature references and
sources for data
This SDS is prepared based on the information received from the
product owner.
Classification procedures according
to Regulation (EC) 1272/2008
Aqute Tox. 4 – H302; Skin Corr. 1B – H314; Eye Dam. 1 – H318:
Calculation Method. Org. Perox. D – H242: Expert Judgement.
Training advice Read and follow manufacturer’s recommendations. Only trained
personnel should use this material.
Revision comments Added REACH Numbers.
Issued By Simge ARIK – lab@akpakimya.com +90 282 361 80 99
Issued Date 24.11.2009
Revision date 25.03.2019
Revision 5.0
Hazard statements in full
H225
H242
Highly flammable liquid and vapour.
Heating may cause a fire.
H302 Harmful if swallowed.
H314 Causes severe skin burns and eye damage.
H318 Causes serious eye damage.
H319 Causes serious eye irritation.
H332 Harmful if inhaled.
H336 May cause drowsiness or dizziness.
Other abbreviations
ACGIH USA, ACGIH Thershold Limit Values (TLV)
SECTION 16: Other information
Revision: 5.0 SDS Number: SD.SP.01.04US
Revision date: 25.03.2019 Issue date: 24.11.2009
SAFETY DATA SHEET
AKPEROX A50
COMMISSION REGULATION (EU) 2015/830 of 28 May 2015.
15 / 15
CAL PEL California permissible exposure limits for chemical contaminants (Title
8, Article 107)
NIOSH REL USA NIOSH Recommended Exposure Limits
OSHA P0 USA OSHA TABLE Z-1 Limits for air contaminants 1910.1000
OSHA Z-1 Usa Occupational Exposure Limits (OSHA) Table Z-1 Limits for air
contaminants
ACGIH/TWA 8-hour, time-weighted average
ACGIH/STEL Short-term exposure limit
ACGIH/C Ceiling limit
CAL PEL/STEL Short term exposure limit
CAL PEL/PEL Permissible exposure limit
CAL PEL/C Ceiling
NIOSH REL/TWA Time-weighted average concentration for up to a 10-hour workday
during a 40-hour workweek
NIOSH REL/ST STEL-15minute TWA exposure that should not be exceeded at any
time during a workday
NIOSH REL/C Celing value not be exceeded at any time
OSHA P0/TWA 8-hour time weighted average
OSHA P0/STEL Short-term exposure limit
OSHA P0/C Ceiling limit
OSHA Z-1/TWA 8-hour time weighted average
RU OEL / MPC-STEL Russia. Maximum Permissible Concentration Short Term Exposure
RU OEL / MPC-TWA Russia. Maximum Permissible Concentration Time Weighted
Average
This information relates only to the specific material designated and may not be valid for such material
used in combination with any other materials or in any process. Such information is, to the best of the
company’s knowledge and belief, accurate and reliable as of the date indicated. However, no warranty,
guarantee or representation is made to its accuracy, reliability or completeness. It is the user’s
responsibility to satisfy himself as to the suitability of such information for his own particular use.
by | Sep 27, 2025
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
1 / 26
SECTION 1. IDENTIFICATION
Trade name
: NOROX
MEKP-9H
Manufacturer or supplier’s details
Company name of supplier
: United Initiators, Inc.
Address
: 555 Garden Street
Elyria OH 44035 USA
Telephone
: +1-440-323-3112
Telefax
: +1-440-323-2659
Emergency telephone
: CHEMTREC US (24h): +1-800-424-9300
CHEMTREC WORLD (24h): +1-703-527-3887
E-mail address of person
responsible for the SDS
: cs-initiators.nafta@united-in.com
Recommended use of the chemical and restrictions on use
Recommended use
: Hardener
SECTION 2. HAZARDS IDENTIFICATION
GHS classification in accordance with the OSHA Hazard Communication Standard (29 CFR
1910.1200)
Flammable liquids
: Category 4
Organic peroxides
: Type D
Acute toxicity (Oral)
: Category 4
Acute toxicity (Inhalation)
: Category 4
Skin corrosion
: Category 1B
Serious eye damage
: Category 1
Reproductive toxicity
: Category 2
Short-term (acute) aquatic
hazard
: Category 2
GHS label elements
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
2 / 26
Hazard pictograms
:
Signal Word
: Danger
Hazard Statements
: H227 Combustible liquid.
H242 Heating may cause a fire.
H302 + H332 Harmful if swallowed or if inhaled.
H314 Causes severe skin burns and eye damage.
H361d Suspected of damaging the unborn child.
H401 Toxic to aquatic life.
Precautionary Statements
:
Prevention:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read
and understood.
P210 Keep away from heat/ sparks/ open flames/ hot surfaces.
No smoking.
P220 Keep/Store away from clothing/ strong acids, bases,
heavy metal salts and other reducing substances /combustible
materials.
P234 Keep only in original container.
P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/ protective clothing/ eye protection/
face protection.
Response:
P301 + P312 + P330 IF SWALLOWED: Call a POISON
CENTER/ doctor if you feel unwell. Rinse mouth.
P301 + P330 + P331 IF SWALLOWED: Rinse mouth. Do NOT
induce vomiting.
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately
all contaminated clothing. Rinse skin with water/ shower.
P304 + P340 + P310 IF INHALED: Remove person to fresh air
and keep comfortable for breathing. Immediately call a POISON
CENTER/ doctor.
P305 + P351 + P338 + P310 IF IN EYES: Rinse cautiously with
water for several minutes. Remove contact lenses, if present
and easy to do. Continue rinsing. Immediately call a POISON
CENTER/ doctor.
P308 + P313 IF exposed or concerned: Get medical advice/
attention.
P363 Wash contaminated clothing before reuse.
P370 + P378 In case of fire: Use water spray, alcohol-resistant
foam, dry chemical or carbon dioxide to extinguish.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
3 / 26
Storage:
P405 Store locked up.
P410 Protect from sunlight.
P411 + P235 Store at temperatures not exceeding < 100 F/ <
38 C. Keep cool.
P420 Store away from other materials.
Disposal:
P501 Dispose of contents/ container to an approved waste dis-
posal plant.
Other hazards
None known.
SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance / Mixture
: Mixture
Chemical nature
: Organic Peroxide
Liquid mixture
Components
Chemical name CAS-No. Concentration (% w/w)
dimethyl phthalate 131-11-3
>= 40 – < 45
2-Butanone, peroxide 1338-23-4
>= 30 – < 35
Trimethylpentanediol isobutyrate 6846-50-0
>= 20 – < 25
Butanone 78-93-3
>= 1 – < 5
Hydrogen peroxide 7722-84-1
>= 1 – < 5
Actual concentration is withheld as a trade secret
SECTION 4. FIRST AID MEASURES
General advice
: Move out of dangerous area.
Show this material safety data sheet to the doctor in
attendance.
Do not leave the victim unattended.
Symptoms of poisoning may appear several hours later.
Call a physician immediately.
If inhaled
: Call a physician or poison control center immediately.
If unconscious, place in recovery position and seek medical
advice.
Keep respiratory tract clear.
Call a physician immediately.
If breathed in, move person into fresh air.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
4 / 26
In case of skin contact
: In case of contact, immediately flush skin with plenty of water
for at least 15 minutes while removing contaminated clothing
and shoes.
Wash contaminated clothing before re-use.
If on skin, rinse well with water.
If on clothes, remove clothes.
If symptoms persist, call a physician.
In case of eye contact
: Small amounts splashed into eyes can cause irreversible
tissue damage and blindness.
In the case of contact with eyes, rinse immediately with plenty
of water and seek medical advice.
Continue rinsing eyes during transport to hospital.
Remove contact lenses.
Protect unharmed eye.
Keep eye wide open while rinsing.
If eye irritation persists, consult a specialist.
If swallowed
: Keep respiratory tract clear.
Do NOT induce vomiting.
Call a physician immediately.
Rinse mouth thoroughly with water.
Most important symptoms
and effects, both acute and
delayed
: Harmful if swallowed or if inhaled.
Causes serious eye damage.
Suspected of damaging the unborn child.
Causes severe burns.
Protection of first-aiders
: First Aid responders should pay attention to self-protection
and use the recommended protective clothing
Notes to physician
: Treat symptomatically and supportively.
SECTION 5. FIRE-FIGHTING MEASURES
Suitable extinguishing media
: Water spray jet
Alcohol-resistant foam
Carbon dioxide (CO2)
Dry chemical
Unsuitable extinguishing
media
: High volume water jet
Specific hazards during fire
fighting
: Contact with incompatible materials or exposure to
temperatures exceeding SADT may result in a self-
accelerating decomposition reaction with release of flammable
vapors which may auto-ignite.
Flash back possible over considerable distance.
Vapors may form explosive mixtures with air.
Cool closed containers exposed to fire with water spray.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
5 / 26
Specific extinguishing meth-
ods
: Do not use a solid water stream as it may scatter and spread
fire.
Remove undamaged containers from fire area if it is safe to do
so.
Use water spray to cool unopened containers.
Further information : Collect contaminated fire extinguishing water separately. This
must not be discharged into drains.
Fire residues and contaminated fire extinguishing water must
be disposed of in accordance with local regulations.
Use extinguishing measures that are appropriate to local
circumstances and the surrounding environment.
Special protective equipment
for fire-fighters
: Wear self-contained breathing apparatus for firefighting if
necessary.
Use personal protective equipment.
SECTION 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protec-
tive equipment and emer-
gency procedures
: Use personal protective equipment.
Remove all sources of ignition.
Follow safe handling advice and personal protective
equipment recommendations.
Beware of vapors accumulating to form explosive
concentrations. Vapors can accumulate in low areas.
Never return spills in original containers for re-use.
Treat recovered material as described in the section "Disposal
considerations".
Environmental precautions
: Prevent product from entering drains.
Prevent further leakage or spillage if safe to do so.
If the product contaminates rivers and lakes or drains inform
respective authorities.
Methods and materials for
containment and cleaning up
: Contact with incompatible substances can cause
decomposition at or below SADT.
Clear spills immediately.
Suppress (knock down) gases/vapors/mists with a water spray
jet.
To clean the floor and all objects contaminated by this
material, use plenty of water.
Soak up with inert absorbent material.
Isolate waste and do not reuse.
Non-sparking tools should be used.
Local or national regulations may apply to releases and
disposal of this material, as well as those materials and items
employed in the cleanup of releases. You will need to
determine which regulations are applicable.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
6 / 26
SECTION 7. HANDLING AND STORAGE
Technical measures
: See Engineering measures under EXPOSURE
CONTROLS/PERSONAL PROTECTION section.
Advice on protection against
fire and explosion
: Keep away from heat and sources of ignition.
Use only explosion-proof equipment.
Keep away from combustible material.
Advice on safe handling
: Do not swallow.
Do not breathe vapors/dust.
Avoid contact with skin and eyes.
Avoid formation of aerosol.
Take precautionary measures against static discharges.
Never return any product to the container from which it was
originally removed.
Provide sufficient air exchange and/or exhaust in work rooms.
Avoid confinement.
Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
Smoking, eating and drinking should be prohibited in the
application area.
Wash thoroughly after handling.
For personal protection see section 8.
Protect from contamination.
Conditions for safe storage
: Avoid impurities (e.g. rust, dust, ash), risk of decomposition.
Electrical installations / working materials must comply with
the technological safety standards.
Containers which are opened must be carefully resealed and
kept upright to prevent leakage.
Store in original container.
Keep containers tightly closed in a cool, well-ventilated place.
Store in accordance with the particular national regulations.
Materials to avoid
: Keep away from strong acids, bases, heavy metal salts and
other reducing substances.
Recommended storage tem-
perature
: < 100 F
< 38 C
Further information on stor-
age stability
: No decomposition if stored normally.
SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Ingredients with workplace control parameters
Components CAS-No. Value type
(Form of
Control parame-
ters / Permissible
Basis
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
7 / 26
exposure) concentration
dimethyl phthalate 131-11-3 TWA 5 mg/m3 ACGIH
TWA 5 mg/m3 NIOSH REL
TWA 5 mg/m3 OSHA Z-1
TWA 5 mg/m3 OSHA P0
2-Butanone, peroxide 1338-23-4 C 0.2 ppm ACGIH
C 0.2 ppm
1.5 mg/m3
NIOSH REL
C 0.7 ppm
5 mg/m3
OSHA P0
Butanone 78-93-3 TWA 200 ppm ACGIH
STEL 300 ppm ACGIH
TWA 200 ppm
590 mg/m3
NIOSH REL
ST 300 ppm
885 mg/m3
NIOSH REL
TWA 200 ppm
590 mg/m3
OSHA Z-1
TWA 200 ppm
590 mg/m3
OSHA P0
STEL 300 ppm
885 mg/m3
OSHA P0
Hydrogen peroxide 7722-84-1 TWA 1 ppm ACGIH
TWA 1 ppm
1.4 mg/m3
NIOSH REL
TWA 1 ppm
1.4 mg/m3
OSHA Z-1
TWA 1 ppm
1.4 mg/m3
OSHA P0
Biological occupational exposure limits
Components CAS-No. Control
parameters
Biological
specimen
Sam-
pling
time
Permissible
concentra-
tion
Basis
Butanone 78-93-3 methyl ethyl
ketone
Urine End of
shift (As
soon as
possible
after
exposure
ceases)
2 mg/l ACGIH
BEI
Engineering measures : Minimize workplace exposure concentrations.
Personal protective equipment
Respiratory protection
: In the case of dust or aerosol formation use respirator with an
approved filter.
Filter type
: ABEK-filter
Hand protection
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
8 / 26
Material : butyl-rubber
Break through time : 480 min
Glove thickness : 0.5 mm
Material : Nitrile rubber
Break through time : < 30 min
Glove thickness : 0.4 mm
Remarks
: Choose gloves to protect hands against chemicals depending
on the concentration and quantity of the hazardous
substance and specific to place of work.
For special applications, we recommend clarifying the
resistance to chemicals of the aforementioned protective
gloves with the glove manufacturer. Wash hands before
breaks and at the end of workday.
Eye protection
: Tightly fitting safety goggles
Please wear suitable protective goggles. Also wear face
protection if there is a splash hazard.
Ensure that eyewash stations and safety showers are close
to the workstation location.
Skin and body protection
: Select appropriate protective clothing based on chemical
resistance data and an assessment of the local exposure
potential.
Hygiene measures
: Keep away from food and drink.
When using do not eat or drink.
When using do not smoke.
Wash hands before breaks and immediately after handling
the product.
SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
: liquid
Color
: colorless
Odor
: slight
pH
: No data available
Melting point/range
: No data available
Boiling point/boiling range
: Decomposition: Decomposes below the boiling point.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
9 / 26
Flash point
: > 76 C
Evaporation rate
: No data available
Flammability (solid, gas)
: Not applicable
Upper explosion limit / Upper
flammability limit
: No data available
Lower explosion limit / Lower
flammability limit
: No data available
Vapor pressure
: No data available
Relative vapor density
: > 1
Density
: 1.1 g/cm3
Solubility(ies)
Water solubility
: soluble
Partition coefficient: n-
octanol/water
: No data available
Self-Accelerating decomposi-
tion temperature (SADT)
: 60 C
SADT-Self Accelerating Decomposition Temperature. Lowest
temperature at which the tested package size will undergo a
self-accelerating decomposition reaction.
Viscosity
Viscosity, dynamic
: No data available
Viscosity, kinematic
: not determined
Oxidizing properties
: The substance or mixture is not classified as oxidizing.
Organic peroxide
SECTION 10. STABILITY AND REACTIVITY
Reactivity
: Stable under recommended storage conditions.
Chemical stability
: Stable under recommended storage conditions.
Possibility of hazardous reac-
tions
: Vapors may form explosive mixture with air.
Conditions to avoid
: Protect from contamination.
Contact with incompatible substances can cause
decomposition at or below SADT.
Heat, flames and sparks.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
10 / 26
Avoid confinement.
Incompatible materials
: Accelerators, strong acids and bases, heavy metals and
heavy metal salts, reducing agents
SECTION 11. TOXICOLOGICAL INFORMATION
Acute toxicity
Harmful if swallowed or if inhaled.
Product:
Acute oral toxicity
: Acute toxicity estimate: 1,411 mg/kg
Method: Calculation method
Acute inhalation toxicity
: Acute toxicity estimate: 4.29 mg/l
Exposure time: 4 h
Test atmosphere: dust/mist
Method: Calculation method
Acute dermal toxicity
: Acute toxicity estimate: > 5,000 mg/kg
Method: Calculation method
Components:
dimethyl phthalate:
Acute oral toxicity
: LD50 (Rat): > 5,000 mg/kg
Acute inhalation toxicity
: (Rat): > 10.4 mg/l
Exposure time: 6 h
Test atmosphere: vapor
Remarks: No mortality observed at this dose.
Acute dermal toxicity
: LD50 (Rabbit): > 12,000 mg/kg
2-Butanone, peroxide:
Acute oral toxicity
: Acute toxicity estimate: 500 mg/kg
Method: Expert judgment
Acute inhalation toxicity
: Acute toxicity estimate: 1.5 mg/l
Exposure time: 4 h
Test atmosphere: dust/mist
Method: Expert judgment
Assessment: The component/mixture is moderately toxic after
short term inhalation.
Remarks: Based on data from similar materials
Acute dermal toxicity
: Acute toxicity estimate: 2,500 mg/kg
Method: Expert judgment
Trimethylpentanediol isobutyrate:
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
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Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
11 / 26
Acute oral toxicity
: LD50 (Rat): > 2,000 mg/kg
Method: Expert judgment
Assessment: The substance or mixture has no acute oral tox-
icity
Acute inhalation toxicity
: LCLo (Rat): > 0.12 mg/l
Exposure time: 6 h
Test atmosphere: dust/mist
Method: Expert judgment
Assessment: The substance or mixture has no acute inhala-
tion toxicity
Remarks: No mortality observed at this dose.
Acute dermal toxicity
: LD50 (Guinea pig): > 2,000 mg/kg
Method: Expert judgment
Assessment: The substance or mixture has no acute dermal
toxicity
Butanone:
Acute oral toxicity
: LD50 (Rat): 2,193 mg/kg
Method: OECD Test Guideline 423
Acute inhalation toxicity
: Remarks: No data available
Acute dermal toxicity
: LD50 (Rabbit): > 5,000 mg/kg
Method: OECD Test Guideline 402
Remarks: Based on available data, the classification criteria
are not met.
Hydrogen peroxide:
Acute oral toxicity
: Acute toxicity estimate: 500.0 mg/kg
Method: Converted acute toxicity point estimate
Assessment: The component/mixture is moderately toxic after
single ingestion.
Acute inhalation toxicity
: LC50 (Rat): > 0.17 mg/l
Exposure time: 4 h
Test atmosphere: dust/mist
Assessment: The component/mixture is moderately toxic after
short term inhalation.
Remarks: Based on harmonised classification in EU regulation
1272/2008, Annex VI
Acute dermal toxicity
: LD50 (Rabbit): > 6,500 mg/kg
Skin corrosion/irritation
Causes severe burns.
Product:
Remarks : Extremely corrosive and destructive to tissue.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
12 / 26
Components:
dimethyl phthalate:
Species : Rabbit
Method : Draize Test
Result : No skin irritation
2-Butanone, peroxide:
Species : Rabbit
Result : Causes burns.
Trimethylpentanediol isobutyrate:
Species : Guinea pig
Exposure time : 24 h
Result : No skin irritation
Remarks : Based on available data, the classification criteria are not met.
Butanone:
Species : Rabbit
Assessment : Repeated exposure may cause skin dryness or cracking.
Method : OECD Test Guideline 404
Result : No skin irritation
Hydrogen peroxide:
Result : Corrosive after 3 minutes or less of exposure
Serious eye damage/eye irritation
Causes serious eye damage.
Product:
Remarks : May cause irreversible eye damage.
Components:
dimethyl phthalate:
Species : Rabbit
Result : No eye irritation
Method : OECD Test Guideline 405
2-Butanone, peroxide:
Result : Irreversible effects on the eye
Trimethylpentanediol isobutyrate:
Species : Rabbit
Result : No eye irritation
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
13 / 26
Butanone:
Species : Rabbit
Result : Eye irritation
Method : OECD Test Guideline 405
Hydrogen peroxide:
Result : Irreversible effects on the eye
Respiratory or skin sensitization
Skin sensitization
Not classified based on available information.
Respiratory sensitization
Not classified based on available information.
Components:
dimethyl phthalate:
Species : Mouse
Method : OECD Test Guideline 429
Result : Does not cause skin sensitization.
2-Butanone, peroxide:
Species : Guinea pig
Method : OECD Test Guideline 406
Result : Does not cause skin sensitization.
Assessment : Harmful if swallowed., Harmful if inhaled.
Trimethylpentanediol isobutyrate:
Species : Guinea pig
Result : Does not cause skin sensitization.
Butanone:
Routes of exposure : Skin contact
Species : Guinea pig
Method : OECD Test Guideline 406
Result : Does not cause skin sensitization.
Germ cell mutagenicity
Not classified based on available information.
Components:
dimethyl phthalate:
Genotoxicity in vitro
: Method: OECD Test Guideline 471
Result: negative
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
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Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
14 / 26
Method: OECD Test Guideline 473
Result: negative
Method: OECD Test Guideline 476
Result: positive
Genotoxicity in vivo
: Test Type: Chromosomal aberration
Species: Rat
Application Route: Intraperitoneal
Result: negative
Test Type: Micronucleus test
Species: Mouse
Application Route: Intraperitoneal injection
Result: negative
2-Butanone, peroxide:
Genotoxicity in vitro
: Method: OECD Test Guideline 473
Result: negative
Method: OECD Test Guideline 471
Result: negative
Method: OECD Test Guideline 476
Result: negative
Trimethylpentanediol isobutyrate:
Genotoxicity in vitro
: Method: OECD Test Guideline 476
Result: negative
Test Type: Ames test
Result: negative
Method: OECD Test Guideline 473
Result: negative
Butanone:
Genotoxicity in vitro
: Method: OECD Test Guideline 471
Result: negative
Method: OECD Test Guideline 476
Result: negative
Method: OECD Test Guideline 473
Result: negative
Genotoxicity in vivo
: Species: Mouse
Application Route: Intraperitoneal
Method: OECD Test Guideline 474
Result: negative
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
15 / 26
Hydrogen peroxide:
Genotoxicity in vitro
: Test Type: Ames test
Result: negative
Genotoxicity in vivo
: Test Type: Mammalian erythrocyte micronucleus test (in vivo
cytogenetic assay)
Species: Mouse
Result: negative
Carcinogenicity
Not classified based on available information.
Components:
dimethyl phthalate:
Species : Rat
Application Route : Skin contact
Method : OECD Test Guideline 451
Result : negative
Remarks : Based on data from similar materials
2-Butanone, peroxide:
Remarks : This information is not available.
Hydrogen peroxide:
Carcinogenicity – Assess-
ment
: Carcinogenicity classification not possible from current data.
IARC No ingredient of this product present at levels greater than or equal to 0.1% is
identified as probable, possible or confirmed human carcinogen by IARC.
OSHA No component of this product present at levels greater than or equal to 0.1% is
on OSHA s list of regulated carcinogens.
NTP No ingredient of this product present at levels greater than or equal to 0.1% is
identified as a known or anticipated carcinogen by NTP.
Reproductive toxicity
Suspected of damaging the unborn child.
Components:
dimethyl phthalate:
Effects on fertility
: Species: Rat
Application Route: oral (gavage)
Method: OECD Test Guideline 440
Result: negative
Effects on fetal development
: Species: Rat
Application Route: Ingestion
General Toxicity Maternal: NOAEL: 840 mg/kg body weight
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
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Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
16 / 26
Developmental Toxicity: NOAEL: 3,570 mg/kg body weight
Method: OECD Test Guideline 414
2-Butanone, peroxide:
Effects on fertility
: Species: Rat
Application Route: oral (gavage)
General Toxicity Parent: NOAEL: 50 mg/kg body weight
Method: OECD Test Guideline 421
Result: negative
Trimethylpentanediol isobutyrate:
Effects on fetal development
: Test Type: One-generation reproduction toxicity study
Species: Rat
Application Route: Ingestion
Result: negative
Reproductive toxicity – As-
sessment
: Suspected of damaging the unborn child., Some evidence of
adverse effects on development, based on animal
experiments.
Butanone:
Effects on fertility
: Species: Rat
Application Route: oral (drinking water)
General Toxicity Parent: NOAEL: 10,000 mg/l
General Toxicity F1: NOAEL: 10,000 mg/l
Method: OECD Test Guideline 416
Remarks: Based on data from similar materials
Species: Rat
Application Route: oral (drinking water)
General Toxicity Parent: LOAEL: 20,000 mg/l
Method: OECD Test Guideline 416
Remarks: Based on data from similar materials
Effects on fetal development
: Species: Rat
Application Route: Inhalation
General Toxicity Maternal: NOAEC: ca. 1,002 mg/kg body
weight
Teratogenicity: NOAEC Parent: ca. 1,002 mg/kg body weight
Method: OECD Test Guideline 414
Result: negative
STOT-single exposure
Not classified based on available information.
Components:
Butanone:
Assessment : May cause drowsiness or dizziness.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
17 / 26
Hydrogen peroxide:
Assessment : May cause respiratory irritation.
STOT-repeated exposure
Not classified based on available information.
Repeated dose toxicity
Components:
dimethyl phthalate:
Species : Rat
NOAEL : 770 mg/kg
Application Route : Oral
Exposure time : 16 w
Method : OECD Test Guideline 408
2-Butanone, peroxide:
Species : Rat
NOAEL : 200 mg/kg
Application Route : oral (gavage)
Exposure time : 28 d
Method : OECD Test Guideline 407
Repeated dose toxicity –
Assessment
: Harmful if swallowed., Harmful if inhaled.
Hydrogen peroxide:
Species : Mouse
Application Route : Ingestion
Exposure time : 90 d
Symptoms : No adverse effects.
Aspiration toxicity
Not classified based on available information.
Components:
dimethyl phthalate:
No aspiration toxicity classification
Trimethylpentanediol isobutyrate:
Not classified due to data which are conclusive although insufficient for classification.
Further information
Product:
Remarks : No data available
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
18 / 26
Components:
dimethyl phthalate:
Remarks : No data available
SECTION 12. ECOLOGICAL INFORMATION
Ecotoxicity
Components:
dimethyl phthalate:
Toxicity to fish
: LC50 (Pimephales promelas (fathead minnow)): 39 mg/l
Exposure time: 96 h
Toxicity to daphnia and other
aquatic invertebrates
: LC50 (Daphnia magna (Water flea)): > 52 mg/l
Exposure time: 48 h
Toxicity to algae/aquatic
plants
: EC50 (Desmodesmus subspicatus (green algae)): 260 mg/l
Exposure time: 72 h
Toxicity to fish (Chronic tox-
icity)
: NOEC (Oncorhynchus mykiss (rainbow trout)): 11 mg/l
Exposure time: 102 d
Method: OECD Test Guideline 210
LOEC (Oncorhynchus mykiss (rainbow trout)): 24 mg/l
Exposure time: 102 d
Method: OECD Test Guideline 210
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: NOEC (Daphnia magna (Water flea)): 9.6 mg/l
Exposure time: 21 d
LOEC (Daphnia magna (Water flea)): 23 mg/l
Exposure time: 21 d
Toxicity to microorganisms
: EC50: 4,100 mg/l
Exposure time: 0.5 h
Method: OECD Test Guideline 209
2-Butanone, peroxide:
Toxicity to fish
: LC50 (Poecilia reticulata (guppy)): 44.2 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
NOEC (Poecilia reticulata (guppy)): 18 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia magna (Water flea)): 39 mg/l
Exposure time: 48 h
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
19 / 26
Method: OECD Test Guideline 202
NOEC (Daphnia magna (Water flea)): 26.7 mg/l
Method: OECD Test Guideline 202
Toxicity to algae/aquatic
plants
: EC50 (Pseudokirchneriella subcapitata (green algae)): 5.6
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
NOEC (Pseudokirchneriella subcapitata (green algae)): 2.1
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
Toxicity to microorganisms
: EC50 (Bacteria): 48 mg/l
Exposure time: 0.5 h
Method: OECD Test Guideline 209
Trimethylpentanediol isobutyrate:
Toxicity to fish
: NOEC (Fish): >= 6 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia): >= 1.46 mg/l
Exposure time: 48 h
NOEC (Daphnia): 0.7 mg/l
Exposure time: 21 d
Toxicity to algae/aquatic
plants
: EC50 (Chlorella pyrenoidosa): > 7.49 mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: LOEC (Daphnia magna (Water flea)): 0.7 mg/l
Exposure time: 21 d
Ecotoxicology Assessment
Acute aquatic toxicity
: This product has no known ecotoxicological effects.
Chronic aquatic toxicity
: Harmful to aquatic life with long lasting effects.
Butanone:
Toxicity to fish
: LC50 (Pimephales promelas (fathead minnow)): 2,993 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia magna (Water flea)): 308 mg/l
Exposure time: 48 h
Method: OECD Test Guideline 202
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
20 / 26
Toxicity to algae/aquatic
plants
: EC50 (Pseudokirchneriella subcapitata (green algae)): 2,029
mg/l
Exposure time: 96 h
Method: OECD Test Guideline 201
Toxicity to microorganisms
: NOEC (Pseudomonas putida): 1,150 mg/l
Exposure time: 16 h
Method: DIN 38 412 Part 8
Hydrogen peroxide:
Toxicity to fish
: LC50 (Pimephales promelas (fathead minnow)): 16.4 mg/l
Exposure time: 96 h
Toxicity to daphnia and other
aquatic invertebrates
: LC50 (Daphnia pulex (Water flea)): 2.4 mg/l
Exposure time: 48 h
Toxicity to algae/aquatic
plants
: EC50 (Skeletonema costatum (marine diatom)): 1.38 mg/l
Exposure time: 72 h
NOEC (Skeletonema costatum (marine diatom)): 0.63 mg/l
Exposure time: 72 h
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: NOEC (Daphnia magna (Water flea)): 0.63 mg/l
Exposure time: 21 d
Persistence and degradability
Components:
dimethyl phthalate:
Biodegradability
: Result: Readily biodegradable.
Method: OECD Test Guideline 301E
2-Butanone, peroxide:
Biodegradability
: Result: Readily biodegradable.
Method: OECD Test Guideline 301D
Trimethylpentanediol isobutyrate:
Biodegradability
: Result: rapidly biodegradable
Exposure time: 28 d
Method: OECD Test Guideline 301B
Butanone:
Biodegradability
: Result: Readily biodegradable.
Method: OECD Test Guideline 301D
Hydrogen peroxide:
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
21 / 26
Biodegradability
: Result: Readily biodegradable.
Bioaccumulative potential
Components:
dimethyl phthalate:
Bioaccumulation
: Bioconcentration factor (BCF): 57
Method: OECD Test Guideline 305
Partition coefficient: n-
octanol/water
: log Pow: 1.54
2-Butanone, peroxide:
Partition coefficient: n-
octanol/water
: log Pow: < 0.3 (25 C / 25 C)
Trimethylpentanediol isobutyrate:
Bioaccumulation
: Species: Fish
Bioconcentration factor (BCF): 1.95
Partition coefficient: n-
octanol/water
: log Pow: 4.91 (25 C / 25 C)
Butanone:
Partition coefficient: n-
octanol/water
: log Pow: 0.3 (40 C / 40 C)
Hydrogen peroxide:
Partition coefficient: n-
octanol/water
: log Pow: -1.57
Remarks: Calculation
Mobility in soil
No data available
Other adverse effects
Product:
Ozone-Depletion Potential
: Regulation: 40 CFR Protection of Environment; Part 82 Pro-
tection of Stratospheric Ozone - CAA Section 602 Class I
Substances
Remarks: This product neither contains, nor was manufac-
tured with a Class I or Class II ODS as defined by the U.S.
Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
Additional ecological infor-
mation
: An environmental hazard cannot be excluded in the event of
unprofessional handling or disposal.
Toxic to aquatic life.
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
22 / 26
Components:
dimethyl phthalate:
Additional ecological infor-
mation
: No data available
SECTION 13. DISPOSAL CONSIDERATIONS
Disposal methods
Waste from residues : The product should not be allowed to enter drains, water
courses or the soil.
Do not contaminate ponds, waterways or ditches with
chemical or used container.
Dispose of wastes in an approved waste disposal facility.
Contaminated packaging
: Empty remaining contents.
Dispose of as unused product.
Do not re-use empty containers.
Do not burn, or use a cutting torch on, the empty drum.
Dispose of in accordance with local regulations.
SECTION 14. TRANSPORT INFORMATION
International Regulations
UNRTDG
UN number : UN 3105
Proper shipping name : ORGANIC PEROXIDE TYPE D, LIQUID
(METHYL ETHYL KETONE PEROXIDE(S) )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
IATA-DGR
UN/ID No. : UN 3105
Proper shipping name : Organic peroxide type D, liquid
(Methyl ethyl ketone peroxide(s))
Class : 5.2
Packing group : Not assigned by regulation
Labels : Organic Peroxides, Keep Away From Heat
Packing instruction (cargo
aircraft)
: 570
Packing instruction (passen-
ger aircraft)
: 570
IMDG-Code
UN number : UN 3105
Proper shipping name : ORGANIC PEROXIDE TYPE D, LIQUID
(METHYL ETHYL KETONE PEROXIDE(S) )
Class : 5.2
Packing group : Not assigned by regulation
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
23 / 26
Labels : 5.2
EmS Code : F-J, S-R
Marine pollutant : no
Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code
Not applicable for product as supplied.
Domestic regulation
49 CFR
UN/ID/NA number : UN 3105
Proper shipping name : Organic peroxide type D, liquid
(Methyl ethyl ketone peroxide(s), <=45%)
Class : 5.2
Packing group : Not assigned by regulation
Labels : ORGANIC PEROXIDE
ERG Code : 145
Marine pollutant : no
Special precautions for user
The transport classification(s) provided herein are for informational purposes only, and solely
based upon the properties of the unpackaged material as it is described within this Safety Data
Sheet. Transportation classifications may vary by mode of transportation, package sizes, and
variations in regional or country regulations.
SECTION 15. REGULATORY INFORMATION
CERCLA Reportable Quantity
Components CAS-No. Component RQ
(lbs)
Calculated product RQ
(lbs)
2-Butanone, peroxide 1338-23-4 10 29
SARA 304 Extremely Hazardous Substances Reportable Quantity
Components CAS-No. Component RQ
(lbs)
Calculated product RQ
(lbs)
Hydrogen peroxide 7722-84-1 1000 *
*: Calculated RQ exceeds reasonably attainable upper limit.
SARA 302 Extremely Hazardous Substances Threshold Planning Quantity
Components CAS-No. Component TPQ (lbs)
Hydrogen peroxide 7722-84-1 1000
SARA 311/312 Hazards
: Flammable (gases, aerosols, liquids, or solids)
Organic peroxides
Acute toxicity (any route of exposure)
Reproductive toxicity
Skin corrosion or irritation
Serious eye damage or eye irritation
SARA 313
: The following components are subject to reporting levels
established by SARA Title III, Section 313:
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
24 / 26
dimethyl
phthalate
131-11-3
Clean Air Act
This product neither contains, nor was manufactured with a Class I or Class II ODS as defined by
the U.S. Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
The following chemical(s) are listed as HAP under the U.S. Clean Air Act, Section 112 (40 CFR
61):
dimethyl phthalate 131-11-3
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 112(r) for
Accidental Release Prevention (40 CFR 68.130, Subpart F).
The following chemical(s) are listed under the U.S. Clean Air Act Section 111 SOCMI Intermedi-
ate or Final VOC's (40 CFR 60.489):
Butanone 78-93-3
Clean Water Act
This product does not contain any Hazardous Substances listed under the U.S. CleanWater Act,
Section 311, Table 116.4A.
This product does not contain any Hazardous Chemicals listed under the U.S. CleanWater Act,
Section 311, Table 117.3.
This product contains the following toxic pollutants listed under the U.S. Clean Water Act Section
307
dimethyl phthalate 131-11-3
This product contains the following priority pollutants related to the U.S. Clean Water Act:
dimethyl phthalate 131-11-3
Maine Chemicals of High Concern
This product does not contain any chemicals that are listed as Maine Chemicals of
High Concern.
California Prop. 65
This product does not contain any chemicals known to the State of California to cause cancer,
birth, or any other reproductive defects.
International Regulations
The ingredients of this product are reported in the following inventories:
TCSI (TW)
:
On the inventory, or in compliance with the inventory
TSCA (US)
:
All substances listed as active on the TSCA inventory
AICS (AU)
:
On the inventory, or in compliance with the inventory
DSL (CA)
:
All components of this product are on the Canadian DSL
ENCS (JP)
:
On the inventory, or in compliance with the inventory
ISHL (JP)
:
On the inventory, or in compliance with the inventory
KECI (KR)
:
On the inventory, or in compliance with the inventory
PICCS (PH)
:
On the inventory, or in compliance with the inventory
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
25 / 26
IECSC (CN)
:
On the inventory, or in compliance with the inventory
TSCA list
No substances are subject to a Significant New Use Rule.
No substances are subject to TSCA 12(b) export notification requirements.
SECTION 16. OTHER INFORMATION
Further information
This material safety datasheet only contains information relating to safety and does not replace
any product information or product specification.
These safety instructions also apply to empty packaging which may still contain product residues.
Sources of key data used to
compile the Material Safety
Data Sheet
: Internal technical data, data from raw material SDSs, OECD
eChem Portal search results and European Chemicals Agen-
cy, http://echa.europa.eu/
Revision Date : 06/30/2021
The information provided in this Safety Data Sheet is correct to the best of our knowledge, infor-
mation and belief at the date of its publication. The information given is designed only as a guid-
ance for safe handling, use, processing, storage, transportation, disposal and release and is not
to be considered a warranty or quality specification. The information relates only to the specific
material designated and may not be valid for such material used in combination with any other
materials or in any process, unless specified in the text.
US / Z8
Full text of other abbreviations
ACGIH : USA. ACGIH Threshold Limit Values (TLV)
ACGIH BEI : ACGIH - Biological Exposure Indices (BEI)
NIOSH REL : USA. NIOSH Recommended Exposure Limits
OSHA P0 : USA. OSHA - TABLE Z-1 Limits for Air Contaminants -
1910.1000
OSHA Z-1 : USA. Occupational Exposure Limits (OSHA) - Table Z-1 Lim-
its for Air Contaminants
ACGIH / TWA : 8-hour, time-weighted average
ACGIH / STEL : Short-term exposure limit
ACGIH / C : Ceiling limit
NIOSH REL / TWA : Time-weighted average concentration for up to a 10-hour
workday during a 40-hour workweek
NIOSH REL / ST : STEL - 15-minute TWA exposure that should not be exceeded
at any time during a workday
NIOSH REL / C : Ceiling value not be exceeded at any time.
OSHA P0 / TWA : 8-hour time weighted average
OSHA P0 / STEL : Short-term exposure limit
SAFETY DATA SHEET
NOROX
MEKP-9H
Version
3.1
Revision Date:
06/30/2021
SDS Number:
600000000121
Date of last issue: 12/04/2019
Date of first issue: 10/24/2016
26 / 26
OSHA P0 / C : Ceiling limit
OSHA Z-1 / TWA : 8-hour time weighted average
AICS - Australian Inventory of Chemical Substances; AIIC - Australian Inventory of Industrial
Chemicals; ASTM - American Society for the Testing of Materials; bw - Body weight; CERCLA -
Comprehensive Environmental Response, Compensation, and Liability Act; CMR - Carcinogen,
Mutagen or Reproductive Toxicant; DIN - Standard of the German Institute for Standardisation;
DOT - Department of Transportation; DSL - Domestic Substances List (Canada); ECx - Concen-
tration associated with x% response; EHS - Extremely Hazardous Substance; ELx - Loading rate
associated with x% response; EmS - Emergency Schedule; ENCS - Existing and New Chemical
Substances (Japan); ErCx - Concentration associated with x% growth rate response; ERG -
Emergency Response Guide; GHS - Globally Harmonized System; GLP - Good Laboratory Prac-
tice; HMIS - Hazardous Materials Identification System; IARC - International Agency for Research
on Cancer; IATA - International Air Transport Association; IBC - International Code for the Con-
struction and Equipment of Ships carrying Dangerous Chemicals in Bulk; IC50 - Half maximal in-
hibitory concentration; ICAO - International Civil Aviation Organization; IECSC - Inventory of Ex-
isting Chemical Substances in China; IMDG - International Maritime Dangerous Goods; IMO - In-
ternational Maritime Organization; ISHL - Industrial Safety and Health Law (Japan); ISO - Interna-
tional Organisation for Standardization; KECI - Korea Existing Chemicals Inventory; LC50 - Lethal
Concentration to 50 % of a test population; LD50 - Lethal Dose to 50% of a test population (Me-
dian Lethal Dose); MARPOL - International Convention for the Prevention of Pollution from Ships;
MSHA - Mine Safety and Health Administration; n.o.s. - Not Otherwise Specified; NFPA - National
Fire Protection Association; NO(A)EC - No Observed (Adverse) Effect Concentration; NO(A)EL -
No Observed (Adverse) Effect Level; NOELR - No Observable Effect Loading Rate; NTP - Na-
tional Toxicology Program; NZIoC - New Zealand Inventory of Chemicals; OECD - Organization
for Economic Co-operation and Development; OPPTS - Office of Chemical Safety and Pollution
Prevention; PBT - Persistent, Bioaccumulative and Toxic substance; PICCS - Philippines Invento-
ry of Chemicals and Chemical Substances; (Q)SAR - (Quantitative) Structure Activity Relation-
ship; RCRA - Resource Conservation and Recovery Act; REACH - Regulation (EC) No
1907/2006 of the European Parliament and of the Council concerning the Registration, Evaluation,
Authorisation and Restriction of Chemicals; RQ - Reportable Quantity; SADT - Self-Accelerating
Decomposition Temperature; SARA - Superfund Amendments and Reauthorization Act; SDS -
Safety Data Sheet; TCSI - Taiwan Chemical Substance Inventory; TSCA - Toxic Substances
Control Act (United States); UN - United Nations; UNRTDG - United Nations Recommendations
on the Transport of Dangerous Goods; vPvB - Very Persistent and Very Bioaccumulative
The information provided in this Safety Data Sheet is correct to the best of our knowledge, infor-
mation and belief at the date of its publication. The information given is designed only as a guid-
ance for safe handling, use, processing, storage, transportation, disposal and release and is not
to be considered a warranty or quality specification. The information relates only to the specific
material designated and may not be valid for such material used in combination with any other
materials or in any process, unless specified in the text.
US / Z8
by | Sep 27, 2025
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
1 / 27
SECTION 1. IDENTIFICATION
Trade name
: NOROX
MEKP-925H
Manufacturer or supplier’s details
Company name of supplier
: United Initiators, Inc.
Address
: 555 Garden Street
Elyria OH 44035 USA
Telephone
: +1-440-323-3112
Telefax
: +1-440-323-2659
Emergency telephone
: CHEMTREC US (24h): +1-800-424-9300
CHEMTREC WORLD (24h): +1-703-527-3887
E-mail address of person
responsible for the SDS
: cs-initiators.nafta@united-in.com
Recommended use of the chemical and restrictions on use
Recommended use
: Hardener
SECTION 2. HAZARDS IDENTIFICATION
GHS classification in accordance with the OSHA Hazard Communication Standard (29 CFR
1910.1200)
Flammable liquids
: Category 4
Organic peroxides
: Type D
Acute toxicity (Oral)
: Category 4
Acute toxicity (Inhalation)
: Category 4
Skin corrosion
: Category 1B
Serious eye damage
: Category 1
Reproductive toxicity
: Category 2
Short-term (acute) aquatic
hazard
: Category 2
GHS label elements
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
2 / 27
Hazard pictograms
:
Signal Word
: Danger
Hazard Statements
: H227 Combustible liquid.
H242 Heating may cause a fire.
H302 + H332 Harmful if swallowed or if inhaled.
H314 Causes severe skin burns and eye damage.
H361 Suspected of damaging fertility or the unborn child.
H401 Toxic to aquatic life.
Precautionary Statements
:
Prevention:
P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read
and understood.
P210 Keep away from heat/ sparks/ open flames/ hot surfaces.
No smoking.
P220 Keep/Store away from clothing/ strong acids, bases,
heavy metal salts and other reducing substances /combustible
materials.
P234 Keep only in original container.
P261 Avoid breathing mist or vapors.
P264 Wash skin thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/ protective clothing/ eye protection/
face protection.
Response:
P301 + P312 + P330 IF SWALLOWED: Call a POISON
CENTER/ doctor if you feel unwell. Rinse mouth.
P301 + P330 + P331 IF SWALLOWED: Rinse mouth. Do NOT
induce vomiting.
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately
all contaminated clothing. Rinse skin with water/ shower.
P304 + P340 + P310 IF INHALED: Remove person to fresh air
and keep comfortable for breathing. Immediately call a POISON
CENTER/ doctor.
P305 + P351 + P338 + P310 IF IN EYES: Rinse cautiously with
water for several minutes. Remove contact lenses, if present
and easy to do. Continue rinsing. Immediately call a POISON
CENTER/ doctor.
P308 + P313 IF exposed or concerned: Get medical advice/
attention.
P363 Wash contaminated clothing before reuse.
P370 + P378 In case of fire: Use water spray, alcohol-resistant
foam, dry chemical or carbon dioxide to extinguish.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
3 / 27
Storage:
P405 Store locked up.
P410 Protect from sunlight.
P411 + P235 Store at temperatures not exceeding < 38 C/ <
100 F. Keep cool.
P420 Store away from other materials.
Disposal:
P501 Dispose of contents/ container to an approved waste dis-
posal plant.
Other hazards
None known.
SECTION 3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance / Mixture
: Mixture
Chemical nature
: Organic Peroxide
Liquid mixture
Components
Chemical name CAS-No. Concentration (% w/w)
dimethyl phthalate 131-11-3
>= 40 – < 45
2-Butanone, peroxide 1338-23-4
>= 30 – < 35
Trimethylpentanediol isobutyrate 6846-50-0
>= 20 – < 25
Butanone 78-93-3
>= 1 – < 5
Hydrogen peroxide 7722-84-1
>= 1 – < 5
Actual concentration is withheld as a trade secret
SECTION 4. FIRST AID MEASURES
General advice
: Move out of dangerous area.
Show this material safety data sheet to the doctor in
attendance.
Do not leave the victim unattended.
Symptoms of poisoning may appear several hours later.
Call a physician immediately.
If inhaled
: Call a physician or poison control center immediately.
If unconscious, place in recovery position and seek medical
advice.
Keep respiratory tract clear.
Call a physician immediately.
If breathed in, move person into fresh air.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
4 / 27
In case of skin contact
: In case of contact, immediately flush skin with plenty of water
for at least 15 minutes while removing contaminated clothing
and shoes.
Wash contaminated clothing before re-use.
If on skin, rinse well with water.
If on clothes, remove clothes.
If symptoms persist, call a physician.
In case of eye contact
: Small amounts splashed into eyes can cause irreversible
tissue damage and blindness.
In the case of contact with eyes, rinse immediately with plenty
of water and seek medical advice.
Continue rinsing eyes during transport to hospital.
Remove contact lenses.
Protect unharmed eye.
Keep eye wide open while rinsing.
If eye irritation persists, consult a specialist.
If swallowed
: Keep respiratory tract clear.
Do NOT induce vomiting.
Call a physician immediately.
Rinse mouth thoroughly with water.
Most important symptoms
and effects, both acute and
delayed
: Harmful if swallowed or if inhaled.
Causes serious eye damage.
Suspected of damaging fertility or the unborn child.
Causes severe burns.
Protection of first-aiders
: First Aid responders should pay attention to self-protection
and use the recommended protective clothing
Notes to physician
: Treat symptomatically and supportively.
SECTION 5. FIRE-FIGHTING MEASURES
Suitable extinguishing media
: Water spray jet
Alcohol-resistant foam
Carbon dioxide (CO2)
Dry chemical
Unsuitable extinguishing
media
: High volume water jet
Specific hazards during fire
fighting
: Contact with incompatible materials or exposure to
temperatures exceeding SADT may result in a self-
accelerating decomposition reaction with release of flammable
vapors which may auto-ignite.
The product burns violently.
Flash back possible over considerable distance.
Vapors may form explosive mixtures with air.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
5 / 27
Cool closed containers exposed to fire with water spray.
Specific extinguishing meth-
ods
: Do not use a solid water stream as it may scatter and spread
fire.
Remove undamaged containers from fire area if it is safe to do
so.
Use water spray to cool unopened containers.
Further information : Collect contaminated fire extinguishing water separately. This
must not be discharged into drains.
Fire residues and contaminated fire extinguishing water must
be disposed of in accordance with local regulations.
Use extinguishing measures that are appropriate to local
circumstances and the surrounding environment.
Special protective equipment
for fire-fighters
: Wear self-contained breathing apparatus for firefighting if
necessary.
Use personal protective equipment.
SECTION 6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protec-
tive equipment and emer-
gency procedures
: Use personal protective equipment.
Remove all sources of ignition.
Follow safe handling advice and personal protective
equipment recommendations.
Beware of vapors accumulating to form explosive
concentrations. Vapors can accumulate in low areas.
Never return spills in original containers for re-use.
Treat recovered material as described in the section "Disposal
considerations".
Environmental precautions
: Prevent product from entering drains.
Prevent further leakage or spillage if safe to do so.
If the product contaminates rivers and lakes or drains inform
respective authorities.
Methods and materials for
containment and cleaning up
: Contact with incompatible substances can cause
decomposition at or below SADT.
Clear spills immediately.
Suppress (knock down) gases/vapors/mists with a water spray
jet.
To clean the floor and all objects contaminated by this
material, use plenty of water.
Soak up with inert absorbent material.
Isolate waste and do not reuse.
Non-sparking tools should be used.
Local or national regulations may apply to releases and
disposal of this material, as well as those materials and items
employed in the cleanup of releases. You will need to
determine which regulations are applicable.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
6 / 27
SECTION 7. HANDLING AND STORAGE
Technical measures
: See Engineering measures under EXPOSURE
CONTROLS/PERSONAL PROTECTION section.
Advice on protection against
fire and explosion
: Keep away from heat and sources of ignition.
Use only explosion-proof equipment.
Keep away from combustible material.
Advice on safe handling
: Do not swallow.
Do not breathe vapors/dust.
Avoid exposure - obtain special instructions before use.
Avoid contact with skin and eyes.
Avoid formation of aerosol.
Take precautionary measures against static discharges.
Never return any product to the container from which it was
originally removed.
Provide sufficient air exchange and/or exhaust in work rooms.
Avoid confinement.
Keep away from heat, hot surfaces, sparks, open flames and
other ignition sources. No smoking.
Smoking, eating and drinking should be prohibited in the
application area.
Wash thoroughly after handling.
For personal protection see section 8.
Protect from contamination.
Conditions for safe storage
: Avoid impurities (e.g. rust, dust, ash), risk of decomposition.
Electrical installations / working materials must comply with
the technological safety standards.
Containers which are opened must be carefully resealed and
kept upright to prevent leakage.
Store in original container.
Keep containers tightly closed in a cool, well-ventilated place.
Store in accordance with the particular national regulations.
Materials to avoid
: Keep away from strong acids, bases, heavy metal salts and
other reducing substances.
Recommended storage tem-
perature
: < 38 C
< 100 F
Further information on stor-
age stability
: No decomposition if stored normally.
SECTION 8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Ingredients with workplace control parameters
Components CAS-No. Value type Control parame- Basis
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
7 / 27
(Form of
exposure)
ters / Permissible
concentration
dimethyl phthalate 131-11-3 TWA 5 mg/m3 ACGIH
TWA 5 mg/m3 NIOSH REL
TWA 5 mg/m3 OSHA Z-1
TWA 5 mg/m3 OSHA P0
2-Butanone, peroxide 1338-23-4 C 0.2 ppm ACGIH
C 0.2 ppm
1.5 mg/m3
NIOSH REL
C 0.7 ppm
5 mg/m3
OSHA P0
Butanone 78-93-3 TWA 200 ppm ACGIH
STEL 300 ppm ACGIH
TWA 200 ppm
590 mg/m3
NIOSH REL
ST 300 ppm
885 mg/m3
NIOSH REL
TWA 200 ppm
590 mg/m3
OSHA Z-1
TWA 200 ppm
590 mg/m3
OSHA P0
STEL 300 ppm
885 mg/m3
OSHA P0
Hydrogen peroxide 7722-84-1 TWA 1 ppm ACGIH
TWA 1 ppm
1.4 mg/m3
NIOSH REL
TWA 1 ppm
1.4 mg/m3
OSHA Z-1
TWA 1 ppm
1.4 mg/m3
OSHA P0
Biological occupational exposure limits
Components CAS-No. Control
parameters
Biological
specimen
Sam-
pling
time
Permissible
concentra-
tion
Basis
Butanone 78-93-3 methyl ethyl
ketone
Urine End of
shift (As
soon as
possible
after
exposure
ceases)
2 mg/l ACGIH
BEI
Engineering measures : Minimize workplace exposure concentrations.
Personal protective equipment
Respiratory protection
: In the case of dust or aerosol formation use respirator with an
approved filter.
Filter type
: ABEK-filter
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
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Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
8 / 27
Hand protection
Material : butyl-rubber
Break through time : 480 min
Glove thickness : 0.5 mm
Material : Nitrile rubber
Break through time : < 30 min
Glove thickness : 0.4 mm
Remarks
: The data about break through time/strength of material are
standard values! The exact break through time/strength of
material has to be obtained from the producer of the
protective glove. Choose gloves to protect hands against
chemicals depending on the concentration and quantity of the
hazardous substance and specific to place of work.
For special applications, we recommend clarifying the
resistance to chemicals of the aforementioned protective
gloves with the glove manufacturer. Wash hands before
breaks and at the end of workday.
Eye protection
: Tightly fitting safety goggles
Please wear suitable protective goggles. Also wear face
protection if there is a splash hazard.
Ensure that eyewash stations and safety showers are close
to the workstation location.
Skin and body protection
: Select appropriate protective clothing based on chemical
resistance data and an assessment of the local exposure
potential.
Hygiene measures
: Keep away from food and drink.
When using do not eat or drink.
When using do not smoke.
Wash hands before breaks and immediately after handling
the product.
SECTION 9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
: liquid
Color
: colorless
Odor
: slight
pH
: Not applicable
Melting point/range : No data available
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
9 / 27
Boiling point/boiling range
: not determined
Flash point
: > 76 C
Evaporation rate
: No data available
Flammability (solid, gas)
: Not applicable
Self-ignition : The substance or mixture is not classified as self heating. The
substance or mixture is not classified as pyrophoric.
Upper explosion limit / Upper
flammability limit
: No data available
Lower explosion limit / Lower
flammability limit
: No data available
Vapor pressure
: No data available
Relative vapor density
: > 1
Density
: 1.1 g/cm3
Solubility(ies)
Water solubility
: soluble
Partition coefficient: n-
octanol/water
: No data available
Self-Accelerating decomposi-
tion temperature (SADT)
: 60 C
SADT-Self Accelerating Decomposition Temperature. Lowest
temperature at which the tested package size will undergo a
self-accelerating decomposition reaction.
Viscosity
Viscosity, dynamic
: No data available
Viscosity, kinematic
: not determined
Oxidizing properties
: The substance or mixture is not classified as oxidizing.
Organic peroxide
SECTION 10. STABILITY AND REACTIVITY
Reactivity
: Stable under recommended storage conditions.
Chemical stability
: Stable under recommended storage conditions.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
10 / 27
Possibility of hazardous reac-
tions
: Vapors may form explosive mixture with air.
Conditions to avoid
: Protect from contamination.
Contact with incompatible substances can cause
decomposition at or below SADT.
Heat, flames and sparks.
Avoid confinement.
Incompatible materials
: Accelerators, strong acids and bases, heavy metals and
heavy metal salts, reducing agents
Hazardous decomposition
products
: Irritant, caustic, flammable, noxious/toxic gases and vapours
can develop in the case of fire and decomposition
SECTION 11. TOXICOLOGICAL INFORMATION
Acute toxicity
Harmful if swallowed or if inhaled.
Product:
Acute oral toxicity
: Acute toxicity estimate: 1,411 mg/kg
Method: Calculation method
Acute inhalation toxicity
: Acute toxicity estimate: 4.29 mg/l
Exposure time: 4 h
Test atmosphere: dust/mist
Method: Calculation method
Acute dermal toxicity
: Acute toxicity estimate: > 5,000 mg/kg
Method: Calculation method
Components:
dimethyl phthalate:
Acute oral toxicity
: LD50 (Rat): > 5,000 mg/kg
Acute inhalation toxicity
: (Rat): > 10.4 mg/l
Exposure time: 6 h
Test atmosphere: vapor
Remarks: No mortality observed at this dose.
Acute dermal toxicity
: LD50 (Rabbit): > 12,000 mg/kg
2-Butanone, peroxide:
Acute oral toxicity
: Acute toxicity estimate: 500 mg/kg
Method: Expert judgment
Acute inhalation toxicity
: Acute toxicity estimate: 1.5 mg/l
Exposure time: 4 h
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
11 / 27
Test atmosphere: dust/mist
Method: Expert judgment
Assessment: The component/mixture is moderately toxic after
short term inhalation.
Remarks: Based on data from similar materials
Acute dermal toxicity
: Acute toxicity estimate: 2,500 mg/kg
Method: Expert judgment
Trimethylpentanediol isobutyrate:
Acute oral toxicity
: LD50 (Rat): > 2,000 mg/kg
Method: Expert judgment
Assessment: The substance or mixture has no acute oral tox-
icity
Acute inhalation toxicity
: LCLo (Rat): > 0.12 mg/l
Exposure time: 6 h
Test atmosphere: vapor
Method: Expert judgment
Assessment: The substance or mixture has no acute inhala-
tion toxicity
Remarks: No mortality observed at this dose.
Acute dermal toxicity
: LD50 (Guinea pig): > 2,000 mg/kg
Method: Expert judgment
Assessment: The substance or mixture has no acute dermal
toxicity
Butanone:
Acute oral toxicity
: LD50 (Rat): 2,193 mg/kg
Method: OECD Test Guideline 423
Acute inhalation toxicity
: Remarks: No data available
Acute dermal toxicity
: LD50 (Rabbit): > 5,000 mg/kg
Method: OECD Test Guideline 402
Remarks: Based on available data, the classification criteria
are not met.
Hydrogen peroxide:
Acute oral toxicity
: Acute toxicity estimate: 500.0 mg/kg
Method: Converted acute toxicity point estimate
Assessment: The component/mixture is moderately toxic after
single ingestion.
Acute inhalation toxicity
: LC50 (Rat): > 0.17 mg/l
Exposure time: 4 h
Test atmosphere: dust/mist
Assessment: The component/mixture is moderately toxic after
short term inhalation.
Remarks: Based on harmonised classification in EU regulation
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
12 / 27
1272/2008, Annex VI
Acute dermal toxicity
: LD50 (Rabbit): > 6,500 mg/kg
Skin corrosion/irritation
Causes severe burns.
Product:
Remarks : Extremely corrosive and destructive to tissue.
Components:
dimethyl phthalate:
Species : Rabbit
Method : Draize Test
Result : No skin irritation
2-Butanone, peroxide:
Species : Rabbit
Result : Causes burns.
Trimethylpentanediol isobutyrate:
Species : Guinea pig
Exposure time : 24 h
Result : No skin irritation
Remarks : Based on available data, the classification criteria are not met.
Butanone:
Species : Rabbit
Assessment : Repeated exposure may cause skin dryness or cracking.
Method : OECD Test Guideline 404
Result : No skin irritation
Hydrogen peroxide:
Result : Corrosive after 3 minutes or less of exposure
Remarks : Extremely corrosive and destructive to tissue.
Serious eye damage/eye irritation
Causes serious eye damage.
Product:
Remarks : May cause irreversible eye damage.
Components:
dimethyl phthalate:
Species : Rabbit
SAFETY DATA SHEET
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MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
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Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
13 / 27
Result : No eye irritation
Method : OECD Test Guideline 405
2-Butanone, peroxide:
Result : Irreversible effects on the eye
Trimethylpentanediol isobutyrate:
Species : Rabbit
Result : No eye irritation
Exposure time : 24 h
Butanone:
Species : Rabbit
Result : Eye irritation
Method : OECD Test Guideline 405
Hydrogen peroxide:
Result : Irreversible effects on the eye
Remarks : May cause irreversible eye damage.
Respiratory or skin sensitization
Skin sensitization
Not classified based on available information.
Respiratory sensitization
Not classified based on available information.
Components:
dimethyl phthalate:
Species : Mouse
Method : OECD Test Guideline 429
Result : Does not cause skin sensitization.
2-Butanone, peroxide:
Species : Guinea pig
Method : OECD Test Guideline 406
Result : Does not cause skin sensitization.
Assessment : Harmful if swallowed., Harmful if inhaled.
Trimethylpentanediol isobutyrate:
Species : Guinea pig
Result : Does not cause skin sensitization.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
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Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
14 / 27
Butanone:
Routes of exposure : Skin contact
Species : Guinea pig
Method : OECD Test Guideline 406
Result : Does not cause skin sensitization.
Germ cell mutagenicity
Not classified based on available information.
Components:
dimethyl phthalate:
Genotoxicity in vitro
: Method: OECD Test Guideline 471
Result: negative
Method: OECD Test Guideline 473
Result: negative
Method: OECD Test Guideline 476
Result: positive
Genotoxicity in vivo
: Test Type: Chromosomal aberration
Species: Rat
Application Route: Intraperitoneal
Result: negative
Test Type: Micronucleus test
Species: Mouse
Application Route: Intraperitoneal injection
Result: negative
2-Butanone, peroxide:
Genotoxicity in vitro
: Method: OECD Test Guideline 473
Result: negative
Method: OECD Test Guideline 471
Result: negative
Method: OECD Test Guideline 476
Result: negative
Trimethylpentanediol isobutyrate:
Genotoxicity in vitro
: Test Type: In vitro mammalian cell gene mutation test
Method: OECD Test Guideline 476
Result: negative
Test Type: Ames test
Method: Regulation (EC) No. 440/2008, Annex, B.13/14
(Ames test)
Result: negative
SAFETY DATA SHEET
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MEKP-925H
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4.0
Revision Date:
07/04/2022
SDS Number:
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Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
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Test Type: Chromosome aberration test in vitro
Method: OECD Test Guideline 473
Result: negative
Butanone:
Genotoxicity in vitro
: Method: OECD Test Guideline 471
Result: negative
Method: OECD Test Guideline 476
Result: negative
Method: OECD Test Guideline 473
Result: negative
Genotoxicity in vivo
: Species: Mouse
Application Route: Intraperitoneal
Method: OECD Test Guideline 474
Result: negative
Hydrogen peroxide:
Genotoxicity in vitro
: Test Type: Ames test
Result: negative
Genotoxicity in vivo
: Test Type: Mammalian erythrocyte micronucleus test (in vivo
cytogenetic assay)
Species: Mouse
Result: negative
Carcinogenicity
Not classified based on available information.
Components:
dimethyl phthalate:
Species : Rat
Application Route : Skin contact
Method : OECD Test Guideline 451
Result : negative
Remarks : Based on data from similar materials
2-Butanone, peroxide:
Remarks : This information is not available.
Hydrogen peroxide:
Carcinogenicity – Assess-
ment
: Carcinogenicity classification not possible from current data.
IARC No ingredient of this product present at levels greater than or equal to 0.1% is
identified as probable, possible or confirmed human carcinogen by IARC.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
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OSHA No component of this product present at levels greater than or equal to 0.1% is
on OSHA s list of regulated carcinogens.
NTP No ingredient of this product present at levels greater than or equal to 0.1% is
identified as a known or anticipated carcinogen by NTP.
Reproductive toxicity
Suspected of damaging fertility or the unborn child.
Components:
dimethyl phthalate:
Effects on fertility
: Species: Rat
Application Route: oral (gavage)
Method: OECD Test Guideline 440
Result: negative
Effects on fetal development
: Species: Rat
Application Route: Ingestion
General Toxicity Maternal: NOAEL: 840 mg/kg body weight
Developmental Toxicity: NOAEL: 3,570 mg/kg body weight
Method: OECD Test Guideline 414
2-Butanone, peroxide:
Effects on fertility
: Species: Rat
Application Route: oral (gavage)
General Toxicity Parent: NOAEL: 50 mg/kg body weight
Method: OECD Test Guideline 421
Result: negative
Trimethylpentanediol isobutyrate:
Effects on fetal development
: Test Type: One-generation reproduction toxicity study
Species: Rat
Application Route: Ingestion
Method: OECD Test Guideline 414
Result: negative
Reproductive toxicity – As-
sessment
: Suspected of damaging fertility or the unborn child., Some
evidence of adverse effects on sexual function and fertility,
and/or on development, based on animal experiments.
Butanone:
Effects on fertility
: Species: Rat
Application Route: oral (drinking water)
General Toxicity Parent: NOAEL: 10,000 mg/l
General Toxicity F1: NOAEL: 10,000 mg/l
Method: OECD Test Guideline 416
Remarks: Based on data from similar materials
Species: Rat
SAFETY DATA SHEET
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MEKP-925H
Version
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Revision Date:
07/04/2022
SDS Number:
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Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
17 / 27
Application Route: oral (drinking water)
General Toxicity Parent: LOAEL: 20,000 mg/l
Method: OECD Test Guideline 416
Remarks: Based on data from similar materials
Effects on fetal development
: Species: Rat
Application Route: Inhalation
General Toxicity Maternal: NOAEC: ca. 1,002 mg/kg body
weight
Teratogenicity: NOAEC Parent: ca. 1,002 mg/kg body weight
Method: OECD Test Guideline 414
Result: negative
STOT-single exposure
Not classified based on available information.
Components:
Butanone:
Assessment : May cause drowsiness or dizziness.
Hydrogen peroxide:
Assessment : May cause respiratory irritation.
STOT-repeated exposure
Not classified based on available information.
Repeated dose toxicity
Components:
dimethyl phthalate:
Species : Rat
NOAEL : 770 mg/kg
Application Route : Oral
Exposure time : 16 w
Method : OECD Test Guideline 408
2-Butanone, peroxide:
Species : Rat
NOAEL : 200 mg/kg
Application Route : oral (gavage)
Exposure time : 28 d
Method : OECD Test Guideline 407
Repeated dose toxicity –
Assessment
: Harmful if swallowed., Harmful if inhaled.
Hydrogen peroxide:
Species : Mouse
SAFETY DATA SHEET
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MEKP-925H
Version
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Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
18 / 27
Application Route : Ingestion
Exposure time : 90 d
Symptoms : No adverse effects.
Aspiration toxicity
Not classified based on available information.
Components:
dimethyl phthalate:
No aspiration toxicity classification
Trimethylpentanediol isobutyrate:
Not classified due to data which are conclusive although insufficient for classification.
Further information
Product:
Remarks : No data available
Components:
dimethyl phthalate:
Remarks : No data available
SECTION 12. ECOLOGICAL INFORMATION
Ecotoxicity
Components:
dimethyl phthalate:
Toxicity to fish
: LC50 (Pimephales promelas (fathead minnow)): 39 mg/l
Exposure time: 96 h
Toxicity to daphnia and other
aquatic invertebrates
: LC50 (Daphnia magna (Water flea)): > 52 mg/l
Exposure time: 48 h
Toxicity to algae/aquatic
plants
: EC50 (Desmodesmus subspicatus (green algae)): 260 mg/l
Exposure time: 72 h
Toxicity to fish (Chronic tox-
icity)
: NOEC (Oncorhynchus mykiss (rainbow trout)): 11 mg/l
Exposure time: 102 d
Method: OECD Test Guideline 210
LOEC (Oncorhynchus mykiss (rainbow trout)): 24 mg/l
Exposure time: 102 d
Method: OECD Test Guideline 210
Toxicity to daphnia and other : NOEC (Daphnia magna (Water flea)): 9.6 mg/l
SAFETY DATA SHEET
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Revision Date:
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aquatic invertebrates (Chron-
ic toxicity)
Exposure time: 21 d
LOEC (Daphnia magna (Water flea)): 23 mg/l
Exposure time: 21 d
Toxicity to microorganisms
: EC50: 4,100 mg/l
Exposure time: 0.5 h
Method: OECD Test Guideline 209
2-Butanone, peroxide:
Toxicity to fish
: LC50 (Poecilia reticulata (guppy)): 44.2 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
NOEC (Poecilia reticulata (guppy)): 18 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia magna (Water flea)): 39 mg/l
Exposure time: 48 h
Method: OECD Test Guideline 202
NOEC (Daphnia magna (Water flea)): 26.7 mg/l
Method: OECD Test Guideline 202
Toxicity to algae/aquatic
plants
: EC50 (Pseudokirchneriella subcapitata (green algae)): 5.6
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
NOEC (Pseudokirchneriella subcapitata (green algae)): 2.1
mg/l
Exposure time: 72 h
Method: OECD Test Guideline 201
Toxicity to microorganisms
: EC50 (Bacteria): 48 mg/l
Exposure time: 0.5 h
Method: OECD Test Guideline 209
Trimethylpentanediol isobutyrate:
Toxicity to fish
: NOEC (Fish): >= 6 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia): >= 1.46 mg/l
Exposure time: 48 h
NOEC (Daphnia): 0.7 mg/l
Exposure time: 21 d
Toxicity to algae/aquatic : EC50 (Chlorella pyrenoidosa): > 7.49 mg/l
SAFETY DATA SHEET
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MEKP-925H
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Revision Date:
07/04/2022
SDS Number:
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Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
20 / 27
plants
Exposure time: 72 h
Method: OECD Test Guideline 201
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: LOEC (Daphnia magna (Water flea)): 0.7 mg/l
Exposure time: 21 d
Ecotoxicology Assessment
Acute aquatic toxicity
: This product has no known ecotoxicological effects.
Chronic aquatic toxicity
: Harmful to aquatic life with long lasting effects.
Butanone:
Toxicity to fish
: LC50 (Pimephales promelas (fathead minnow)): 2,993 mg/l
Exposure time: 96 h
Method: OECD Test Guideline 203
Toxicity to daphnia and other
aquatic invertebrates
: EC50 (Daphnia magna (Water flea)): 308 mg/l
Exposure time: 48 h
Method: OECD Test Guideline 202
Toxicity to algae/aquatic
plants
: EC50 (Pseudokirchneriella subcapitata (green algae)): 2,029
mg/l
Exposure time: 96 h
Method: OECD Test Guideline 201
Toxicity to microorganisms
: NOEC (Pseudomonas putida): 1,150 mg/l
Exposure time: 16 h
Method: DIN 38 412 Part 8
Hydrogen peroxide:
Toxicity to daphnia and other
aquatic invertebrates
: LC50 (Daphnia pulex (Water flea)): 2.4 mg/l
Exposure time: 48 h
Toxicity to algae/aquatic
plants
: EC50 (Skeletonema costatum (marine diatom)): 1.38 mg/l
Exposure time: 72 h
NOEC (Skeletonema costatum (marine diatom)): 0.63 mg/l
Exposure time: 72 h
Toxicity to daphnia and other
aquatic invertebrates (Chron-
ic toxicity)
: NOEC (Daphnia magna (Water flea)): 0.63 mg/l
Exposure time: 21 d
Persistence and degradability
Components:
dimethyl phthalate:
Biodegradability : Result: Readily biodegradable.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
21 / 27
Method: OECD Test Guideline 301E
2-Butanone, peroxide:
Biodegradability
: Result: Readily biodegradable.
Method: OECD Test Guideline 301D
Trimethylpentanediol isobutyrate:
Biodegradability
: Result: rapidly biodegradable
Exposure time: 28 d
Method: OECD Test Guideline 301B
Butanone:
Biodegradability
: Result: Readily biodegradable.
Method: OECD Test Guideline 301D
Hydrogen peroxide:
Biodegradability
: Result: Readily biodegradable.
Bioaccumulative potential
Components:
dimethyl phthalate:
Bioaccumulation
: Bioconcentration factor (BCF): 57
Method: OECD Test Guideline 305
Partition coefficient: n-
octanol/water
: log Pow: 1.54
2-Butanone, peroxide:
Partition coefficient: n-
octanol/water
: log Pow: < 0.3 (25 C / 25 C)
Trimethylpentanediol isobutyrate:
Bioaccumulation
: Species: Fish
Bioconcentration factor (BCF): 1.95
Partition coefficient: n-
octanol/water
: log Pow: 4.91 (25 C / 25 C)
Butanone:
Partition coefficient: n-
octanol/water
: log Pow: 0.3 (40 C / 40 C)
Hydrogen peroxide:
Partition coefficient: n- : log Pow: -1.57
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
22 / 27
octanol/water
Remarks: Calculation
Mobility in soil
No data available
Other adverse effects
Product:
Ozone-Depletion Potential
: Regulation: 40 CFR Protection of Environment; Part 82 Pro-
tection of Stratospheric Ozone - CAA Section 602 Class I
Substances
Remarks: This product neither contains, nor was manufac-
tured with a Class I or Class II ODS as defined by the U.S.
Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
Additional ecological infor-
mation
: An environmental hazard cannot be excluded in the event of
unprofessional handling or disposal.
Toxic to aquatic life.
Components:
dimethyl phthalate:
Additional ecological infor-
mation
: No data available
Hydrogen peroxide:
Additional ecological infor-
mation
: An environmental hazard cannot be excluded in the event of
unprofessional handling or disposal.
Toxic to aquatic life.
Harmful to aquatic life with long lasting effects.
SECTION 13. DISPOSAL CONSIDERATIONS
Disposal methods
Waste from residues : The product should not be allowed to enter drains, water
courses or the soil.
Do not contaminate ponds, waterways or ditches with
chemical or used container.
Dispose of wastes in an approved waste disposal facility.
Contaminated packaging
: Empty remaining contents.
Dispose of as unused product.
Do not re-use empty containers.
Do not burn, or use a cutting torch on, the empty drum.
Dispose of in accordance with local regulations.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
23 / 27
SECTION 14. TRANSPORT INFORMATION
International Regulations
UNRTDG
UN number : UN 3105
Proper shipping name : ORGANIC PEROXIDE TYPE D, LIQUID
(METHYL ETHYL KETONE PEROXIDE(S) )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
IATA-DGR
UN/ID No. : UN 3105
Proper shipping name : Organic peroxide type D, liquid
(Methyl ethyl ketone peroxide(s))
Class : 5.2
Packing group : Not assigned by regulation
Labels : Organic Peroxides, Keep Away From Heat
Packing instruction (cargo
aircraft)
: 570
Packing instruction (passen-
ger aircraft)
: 570
IMDG-Code
UN number : UN 3105
Proper shipping name : ORGANIC PEROXIDE TYPE D, LIQUID
(METHYL ETHYL KETONE PEROXIDE(S) )
Class : 5.2
Packing group : Not assigned by regulation
Labels : 5.2
EmS Code : F-J, S-R
Marine pollutant : no
Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code
Not applicable for product as supplied.
Domestic regulation
49 CFR
UN/ID/NA number : UN 3105
Proper shipping name : Organic peroxide type D, liquid
(Methyl ethyl ketone peroxide(s), <=45%)
Class : 5.2
Packing group : Not assigned by regulation
Labels : ORGANIC PEROXIDE
ERG Code : 145
Marine pollutant : no
Special precautions for user
The transport classification(s) provided herein are for informational purposes only, and solely
based upon the properties of the unpackaged material as it is described within this Safety Data
Sheet. Transportation classifications may vary by mode of transportation, package sizes, and
variations in regional or country regulations.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
24 / 27
SECTION 15. REGULATORY INFORMATION
CERCLA Reportable Quantity
Components CAS-No. Component RQ
(lbs)
Calculated product RQ
(lbs)
2-Butanone, peroxide 1338-23-4 10 29
SARA 304 Extremely Hazardous Substances Reportable Quantity
Listed substances in the product are at low enough levels to not be expected to exceed the RQ
SARA 302 Extremely Hazardous Substances Threshold Planning Quantity
Components CAS-No. Component TPQ (lbs)
Hydrogen peroxide 7722-84-1 1000
SARA 311/312 Hazards
: Flammable (gases, aerosols, liquids, or solids)
Organic peroxides
Acute toxicity (any route of exposure)
Reproductive toxicity
Skin corrosion or irritation
Serious eye damage or eye irritation
SARA 313
: The following components are subject to reporting levels
established by SARA Title III, Section 313:
dimethyl
phthalate
131-11-3
Clean Air Act
This product neither contains, nor was manufactured with a Class I or Class II ODS as defined by
the U.S. Clean Air Act Section 602 (40 CFR 82, Subpt. A, App.A + B).
The following chemical(s) are listed as HAP under the U.S. Clean Air Act, Section 112 (40 CFR
61):
dimethyl phthalate 131-11-3
This product does not contain any chemicals listed under the U.S. Clean Air Act Section 112(r) for
Accidental Release Prevention (40 CFR 68.130, Subpart F).
The following chemical(s) are listed under the U.S. Clean Air Act Section 111 SOCMI Intermedi-
ate or Final VOC's (40 CFR 60.489):
Butanone 78-93-3
Clean Water Act
This product does not contain any Hazardous Substances listed under the U.S. CleanWater Act,
Section 311, Table 116.4A.
This product does not contain any Hazardous Chemicals listed under the U.S. CleanWater Act,
Section 311, Table 117.3.
This product contains the following toxic pollutants listed under the U.S. Clean Water Act Section
307
dimethyl phthalate 131-11-3
This product contains the following priority pollutants related to the U.S. Clean Water Act:
dimethyl phthalate 131-11-3
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
25 / 27
California Prop. 65
This product does not contain any chemicals known to the State of California to cause cancer,
birth, or any other reproductive defects.
California List of Hazardous Substances
dimethyl phthalate 131-11-3
2-Butanone, peroxide 1338-23-4
Butanone 78-93-3
Hydrogen peroxide 7722-84-1
California Permissible Exposure Limits for Chemical Contaminants
dimethyl phthalate 131-11-3
2-Butanone, peroxide 1338-23-4
Butanone 78-93-3
Hydrogen peroxide 7722-84-1
California List of Acutely Hazardous Chemicals, Toxics and Reactives
2-Butanone, peroxide 1338-23-4
Hydrogen peroxide 7722-84-1
International Regulations
Gefahrgruppe nach DGUV 13 Vorschrift 13 (bisher BGV B4): Ib (German regulatory requirements)
The ingredients of this product are reported in the following inventories:
TCSI (TW)
:
On the inventory, or in compliance with the inventory
TSCA (US)
:
All substances listed as active on the TSCA inventory
AIIC (AU)
:
On the inventory, or in compliance with the inventory
DSL (CA)
:
All components of this product are on the Canadian DSL
ENCS (JP)
:
On the inventory, or in compliance with the inventory
ISHL (JP)
:
On the inventory, or in compliance with the inventory
KECI (KR)
:
On the inventory, or in compliance with the inventory
PICCS (PH)
:
On the inventory, or in compliance with the inventory
IECSC (CN)
:
On the inventory, or in compliance with the inventory
TECI (TH)
:
On the inventory, or in compliance with the inventory
TSCA list
No substances are subject to a Significant New Use Rule.
No substances are subject to TSCA 12(b) export notification requirements.
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
26 / 27
SECTION 16. OTHER INFORMATION
Further information
This material safety datasheet only contains information relating to safety and does not replace any
product information or product specification.
These safety instructions also apply to empty packaging which may still contain product residues.
Sources of key data used to
compile the Material Safety
Data Sheet
: Internal technical data, data from raw material SDSs, OECD
eChem Portal search results and European Chemicals Agen-
cy, http://echa.europa.eu/
Revision Date : 07/04/2022
Full text of other abbreviations
ACGIH : USA. ACGIH Threshold Limit Values (TLV)
ACGIH BEI : ACGIH - Biological Exposure Indices (BEI)
NIOSH REL : USA. NIOSH Recommended Exposure Limits
OSHA P0 : USA. OSHA - TABLE Z-1 Limits for Air Contaminants -
1910.1000
OSHA Z-1 : USA. Occupational Exposure Limits (OSHA) - Table Z-1 Lim-
its for Air Contaminants
ACGIH / TWA : 8-hour, time-weighted average
ACGIH / STEL : Short-term exposure limit
ACGIH / C : Ceiling limit
NIOSH REL / TWA : Time-weighted average concentration for up to a 10-hour
workday during a 40-hour workweek
NIOSH REL / ST : STEL - 15-minute TWA exposure that should not be exceeded
at any time during a workday
NIOSH REL / C : Ceiling value not be exceeded at any time.
OSHA P0 / TWA : 8-hour time weighted average
OSHA P0 / STEL : Short-term exposure limit
OSHA P0 / C : Ceiling limit
OSHA Z-1 / TWA : 8-hour time weighted average
AIIC - Australian Inventory of Industrial Chemicals; ASTM - American Society for the Testing of
Materials; bw - Body weight; CERCLA - Comprehensive Environmental Response, Compensation,
and Liability Act; CMR - Carcinogen, Mutagen or Reproductive Toxicant; DIN - Standard of the
German Institute for Standardisation; DOT - Department of Transportation; DSL - Domestic Sub-
stances List (Canada); ECx - Concentration associated with x% response; EHS - Extremely Haz-
ardous Substance; ELx - Loading rate associated with x% response; EmS - Emergency Schedule;
ENCS - Existing and New Chemical Substances (Japan); ErCx - Concentration associated with
x% growth rate response; ERG - Emergency Response Guide; GHS - Globally Harmonized Sys-
tem; GLP - Good Laboratory Practice; HMIS - Hazardous Materials Identification System; IARC -
International Agency for Research on Cancer; IATA - International Air Transport Association; IBC
- International Code for the Construction and Equipment of Ships carrying Dangerous Chemicals
in Bulk; IC50 - Half maximal inhibitory concentration; ICAO - International Civil Aviation Organiza-
tion; IECSC - Inventory of Existing Chemical Substances in China; IMDG - International Maritime
Dangerous Goods; IMO - International Maritime Organization; ISHL - Industrial Safety and Health
Law (Japan); ISO - International Organisation for Standardization; KECI - Korea Existing Chemi-
SAFETY DATA SHEET
NOROX
MEKP-925H
Version
4.0
Revision Date:
07/04/2022
SDS Number:
600000000117
Date of last issue: 08/16/2021
Date of first issue: 10/04/2016
27 / 27
cals Inventory; LC50 - Lethal Concentration to 50 % of a test population; LD50 - Lethal Dose to
50% of a test population (Median Lethal Dose); MARPOL - International Convention for the Pre-
vention of Pollution from Ships; MSHA - Mine Safety and Health Administration; n.o.s. - Not Oth-
erwise Specified; NFPA - National Fire Protection Association; NO(A)EC - No Observed (Adverse)
Effect Concentration; NO(A)EL - No Observed (Adverse) Effect Level; NOELR - No Observable
Effect Loading Rate; NTP - National Toxicology Program; NZIoC - New Zealand Inventory of
Chemicals; OECD - Organization for Economic Co-operation and Development; OPPTS - Office
of Chemical Safety and Pollution Prevention; PBT - Persistent, Bioaccumulative and Toxic sub-
stance; PICCS - Philippines Inventory of Chemicals and Chemical Substances; (Q)SAR - (Quanti-
tative) Structure Activity Relationship; RCRA - Resource Conservation and Recovery Act;
REACH - Regulation (EC) No 1907/2006 of the European Parliament and of the Council concern-
ing the Registration, Evaluation, Authorisation and Restriction of Chemicals; RQ - Reportable
Quantity; SADT - Self-Accelerating Decomposition Temperature; SARA - Superfund Amend-
ments and Reauthorization Act; SDS - Safety Data Sheet; TCSI - Taiwan Chemical Substance
Inventory; TECI - Thailand Existing Chemicals Inventory; TSCA - Toxic Substances Control Act
(United States); UN - United Nations; UNRTDG - United Nations Recommendations on the
Transport of Dangerous Goods; vPvB - Very Persistent and Very Bioaccumulative
The information provided in this Safety Data Sheet is correct to the best of our knowledge, infor-
mation and belief at the date of its publication. The information given is designed only as a guid-
ance for safe handling, use, processing, storage, transportation, disposal and release and is not
to be considered a warranty or quality specification. The information relates only to the specific
material designated and may not be valid for such material used in combination with any other
materials or in any process, unless specified in the text.
US / Z8
