SAFETY DATA SHEET
This safety data sheet was created pursuant to the requirements of:
OSHA Hazard Communication Standard (29 CFR 1910.1200)
Issuing Date 21-Sep-2020 Revision date 29-Jan-2021 Revision Number 2
1. Identification
Product identifier
Product Name Omnirad 819
Other means of identification
Product Code(s) 10000182
Recommended use of the chemical and restrictions on use
Recommended use Photoinitiator.
For use in industrial installations or professional treatment only.
Restrictions on use Consumer use.
Details of the supplier of the safety data sheet
Emergency telephone number
Emergency Telephone (US) +1 760 476 3962 ## 333 293
TF (US)+1 866 519 4752 ## 333 293
2. Hazard(s) identification
Classification
Skin sensitization Category 1A
Chronic aquatic toxicity Category 4
Hazards not otherwise classified (HNOC)
Not applicable
Label elements
Supplier Address
IGM Resins US Inc.
3300 Westinghouse Blvd.
Charlotte, NC 28273, United States
T: +1-704-588-2500
F: +1-704-945-8728
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OR819 – Omnirad 819 Revision date 29-Jan-2021
Precautionary statements
P261 – Avoid breathing dust/fume/gas/mist/vapors/spray
P272 – Contaminated work clothing should not be allowed out of the workplace
P280 – Wear protective gloves
P302 + P352 – IF ON SKIN: Wash with plenty of soap and water
P333 + P313 – If skin irritation or rash occurs: Get medical advice/attention
P363 – Wash contaminated clothing before reuse
P501 – Dispose of contents/ container to an approved waste disposal plant
P273 – Avoid release to the environment
Other information
No information available.
3. Composition/information on ingredients
Substance
Chemical name CAS No Weight-% Trade secret
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide 162881-26-7 80 – <100% *
*The exact percentage (concentration) of composition has been withheld as a trade secret.
Batch-to-batch variability occurs when the product has a set formula but there may be some very small differences among the
batches that occur during the production process.
4. First-aid measures
Description of first aid measures
General advice Show this safety data sheet to the doctor in attendance.
Inhalation Remove to fresh air.
Eye contact Rinse thoroughly with plenty of water for at least 15 minutes, lifting lower and upper eyelids.
Consult a physician.
Skin contact Wash with soap and water. May cause an allergic skin reaction. In the case of skin irritation
or allergic reactions see a physician.
Ingestion Clean mouth with water and drink afterwards plenty of water.
Most important symptoms and effects, both acute and delayed
Symptoms Itching. Rashes. Hives.
Indication of any immediate medical attention and special treatment needed
Note to physicians May cause sensitization in susceptible persons. Treat symptomatically.
5. Fire-fighting measures
Warning
Hazard statements
H317 - May cause an allergic skin reaction
H413 - May cause long lasting harmful effects to aquatic life
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OR819 - Omnirad 819 Revision date 29-Jan-2021
Suitable Extinguishing Media Use extinguishing measures that are appropriate to local circumstances and the
surrounding environment, Alcohol resistant foam, Carbon dioxide (CO2), Dry chemical, Use
extinguishing measures that are appropriate to local circumstances and the surrounding
environment. Alcohol resistant foam. Carbon dioxide (CO2). Dry chemical.
Large Fire CAUTION: Use of water spray when fighting fire may be inefficient.
Unsuitable extinguishing media Do not scatter spilled material with high pressure water streams.
Specific hazards arising from the
chemical
Product is or contains a sensitizer. May cause sensitization by skin contact.
Explosion data
Sensitivity to mechanical impact None.
Sensitivity to static discharge None.
Special protective equipment for
fire-fighters
Firefighters should wear self-contained breathing apparatus and full firefighting turnout
gear. Use personal protection equipment.
6. Accidental release measures
Personal precautions, protective equipment and emergency procedures
Personal precautions Avoid contact with skin, eyes or clothing. Ensure adequate ventilation. Use personal
protective equipment as required. Evacuate personnel to safe areas. Keep people away
from and upwind of spill/leak.
Methods and material for containment and cleaning up
Methods for containment Prevent further leakage or spillage if safe to do so.
Methods for cleaning up Pick up and transfer to properly labeled containers.
7. Handling and storage
Precautions for safe handling
Advice on safe handling Handle in accordance with good industrial hygiene and safety practice. Avoid contact with
skin, eyes or clothing. Ensure adequate ventilation. In case of insufficient ventilation, wear
suitable respiratory equipment. Do not eat, drink or smoke when using this product. Take
off contaminated clothing and wash before reuse.
Conditions for safe storage, including any incompatibilities
Storage Conditions Keep containers tightly closed in a dry, cool and well-ventilated place. Store in a cool, dry
area away from potential sources of heat, open flames, sunlight or other chemicals. Protect
from sunlight. Do not expose to temperatures exceeding 50 C/122 F. Protect from
sunlight. Do not expose to temperatures exceeding 50 C/122 F.
8. Exposure controls/personal protection
Control parameters
Exposure Limits This product, as supplied, does not contain any hazardous materials with occupational
exposure limits established by the region specific regulatory bodies.
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Biological occupational exposure limits
This product, as supplied, does not contain any hazardous materials with biological limits established by the region specific
regulatory bodies.
Appropriate engineering controls
Engineering controls Showers
Eyewash stations
Ventilation systems.
Individual protection measures, such as personal protective equipment
Eye/face protection Wear safety glasses with side shields (or goggles).
Hand protection Wear suitable gloves.
Gloves
Duration of contact PPE - Glove material Glove thickness Break through time
Nitrile rubber 0.4 mm 60 minutes
Butyl rubber 0.4 mm 60 minutes
Skin and body protection Wear suitable protective clothing.
Respiratory protection No protective equipment is needed under normal use conditions. If exposure limits are
exceeded or irritation is experienced, ventilation and evacuation may be required.
General hygiene considerations Handle in accordance with good industrial hygiene and safety practice.
9. Physical and chemical properties
Information on basic physical and chemical properties
Physical state Solid
Appearance Powder, crystalline
Color yellow
Odor Odorless
Odor threshold No information available
Property Values Remarks Method
pH Not applicable
Melting point / freezing point 131.4 C / 268.5 F
Boiling point / boiling range No data available
Flash point No data available None known
Evaporation rate No data available
Flammability (solid, gas) No data available
Flammability Limit in Air
Upper flammability or explosive
limits
No data available
Lower flammability or explosive
limits
40 g/m
Vapor pressure < 0 Pa @ 20 C
Vapor density No data available
Relative density 1.19 @ 21 C
Water solubility <0.1 mg/l @ 20 C
Solubility(ies) No data available
Partition coefficient log Pow = 5.8 @ 22 C
Autoignition temperature No data available None known
Decomposition temperature
Kinematic viscosity Not applicable
Dynamic viscosity Not applicable
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Other information
Explosive properties No information available
Oxidizing properties No information available
Softening point No information available
Molecular weight 418.5 g/mol
VOC Content (%) No information available
Liquid Density No information available
Bulk density ~ 600 kg/m
10. Stability and reactivity
Reactivity No information available.
Chemical stability Stable under normal conditions.
Possibility of hazardous reactions None under normal processing.
Hazardous polymerization Polymerization can occur.
Conditions to avoid Extremes of temperature and direct sunlight. Extremes of temperature and direct sunlight.
Incompatible materials None known based on information supplied.
Hazardous decomposition products None known based on information supplied.
11. Toxicological information
Information on likely routes of exposure
Product Information
Inhalation Specific test data for the substance or mixture is not available.
Eye contact Specific test data for the substance or mixture is not available.
Skin contact May cause sensitization by skin contact. Specific test data for the substance or mixture is
not available. Repeated or prolonged skin contact may cause allergic reactions with
susceptible persons. (based on components). Avoid release to the environment.
Ingestion Specific test data for the substance or mixture is not available.
Symptoms related to the physical, chemical and toxicological characteristics
Symptoms Itching. Rashes. Hives.
Acute toxicity
Numerical measures of toxicity
Component Information
Chemical name Oral LD50 Dermal LD50 Inhalation LC50
phenyl
bis(2,4,6-trimethylbenzoyl)-phos
phine oxide
162881-26-7
> 2000 mg/kg ( Rat ) > 2000 mg/kg ( Rat ) –
Delayed and immediate effects as well as chronic effects from short and long-term exposure
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Skin corrosion/irritation No information available.
Component Information
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide (162881-26-7)
Method OECD Test No. 404: Acute Dermal Irritation/Corrosion
Species Rabbit
Exposure route Dermal
Effective dose 0.5 g
Exposure time 4 hours
Results edema 0 erythema non-irritant
Serious eye damage/eye irritation No information available.
Component Information
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide (162881-26-7)
Method OECD Test No. 405: Acute Eye Irritation/Corrosion
Species Rabbit
Exposure route Eye
Effective dose 0.1 mL
Exposure time 72 hours
Results non-irritant
Respiratory or skin sensitization May cause sensitization by skin contact.
Component Information
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide (162881-26-7)
Method OECD Test No. 406: Skin Sensitization
Species Guinea pig
Exposure route Injection
Results Sensitizing
Germ cell mutagenicity No information available.
Component Information
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide (162881-26-7)
Method OECD Test No. 471: Bacterial Reverse Mutation Test
Species in vitro
Results Negative
Method OECD Test No. 473: In vitro Mammalian Chromosome Aberration Test
Species in vitro
Results Negative
Carcinogenicity No information available.
Reproductive toxicity No information available.
Component Information
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide (162881-26-7)
Method OECD Test No. 414: Prenatal Development Toxicity Study
Species Rat
Results Developmental toxicity NOAEL >=1000 mg/kg bw/day
STOT – single exposure No information available.
STOT – repeated exposure No information available.
Component Information
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide (162881-26-7)
Method OECD Test No. 407: Repeated Dose 28-day Oral Toxicity Study in Rodents
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Species Rat
Exposure route Oral
Exposure time 28 days
Results NOAEL 1000 mg/kg bw/day
Method OECD Test No. 408: Repeated Dose 90-Day Oral Toxicity Study in Rodents
Species Rat
Exposure route Oral
Exposure time 92 – 93 days
Results NOEL 300 mg/kg bw/day
Aspiration hazard No information available.
Other adverse effects No information available.
Interactive effects No information available.
12. Ecological information
Ecotoxicity May cause long lasting harmful effects to aquatic life.
Product Information
Chemical name Algae/aquatic plants Fish Toxicity to
microorganisms
Crustacea
phenyl
bis(2,4,6-trimethylbenzoyl
)-phosphine oxide
162881-26-7
EC50 > 0.26 mg/L (72h,
Desmodesmus
subspicatus)
NOEC > 0.26 mg/L (72h,
Desmodesmus
subspicatus)
LC50 > 0.09 mg/L (96h,
Danio rerio)
NOEC > 0.09 mg/L (96h,
Danio rerio)
EC50 > 100 mg/l (3h,
Activated sludge)
EC50 > 1.175 mg/L (48h,
Daphnia magna)
Persistence and degradability No information available.
Component Information
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide (162881-26-7)
Method Exposure time Value Results
OECD Test No. 301B: Ready
Biodegradability: CO2 Evolution Test
(TG 301 B)
28 days Biodegradation 1% Not readily biodegradable
Bioaccumulation There is no data for this product.
Component Information
Chemical name Partition coefficient
phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide
162881-26-7
5.8
Other adverse effects No information available.
13. Disposal considerations
Waste treatment methods
Waste from residues/unused
products
Dispose of in accordance with local regulations. Dispose of waste in accordance with
environmental legislation.
Contaminated packaging Do not reuse empty containers.
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14. Transport information
DOT Not regulated
TDG Not regulated
MEX Not regulated
ICAO (air) Not regulated
IATA Not regulated
IMDG Not regulated
RID Not regulated
15. Regulatory information
International Inventories
*Contact supplier for details. One or more substances in this product are either not listed on the US TSCA inventory, listed on the
confidential US TSCA inventory or are otherwise exempted from inventory listing requirements
Chemical name AICS DSL NDSL EINECS ELINCS ENCS IECSC KECL NZIoC PICCS TCSI TSCA
phenyl
bis(2,4,6-trimeth
ylbenzoyl)-phosp
hine oxide
162881-26-7
X X – – X X X X X X X X
Please note that the presence of a substance on an Inventory is not an indication that the substance can be supplied to that
country. Additional registration (REACH, K-REACH, …) might be required.
Legend:
X – Listed
CBI – Confidential Business Information
EU-LVE – Low Volume exemption < 1T
LCP - Low concern polymer
PMN - indicates a commenced PMN substance
S - indicates a substance that is identified in a final Significant New Use Rule
US-LVE - Low volume exemption < 10 T annually of the active substance
US-PE - Polymer Exemption
AICS - Australian Inventory of Chemical Substances
DSL/NDSL - Canadian Domestic Substances List/Non-Domestic Substances List
EINECS/ELINCS - European Inventory of Existing Chemical Substances/European List of Notified Chemical Substances
ENCS - Japan Existing and New Chemical Substances
IECSC - China Inventory of Existing Chemical Substances
KECL - Korean Existing and Evaluated Chemical Substances
NZIoC - New Zealand Inventory of Chemicals
PICCS - Philippines Inventory of Chemicals and Chemical Substances
TCSI - Taiwan Chemical Substance Inventory
TSCA - Toxic Substances Control Act Frank R. Lautenberg Chemical Safety for the 21st Century Act (active rule)
US Federal Regulations
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SARA 313
Section 313 of Title III of the Superfund Amendments and Reauthorization Act of 1986 (SARA). This product does not contain any
chemicals which are subject to the reporting requirements of the Act and Title 40 of the Code of Federal Regulations, Part 372.
SARA 311/312 Hazard Categories
Should this product meet EPCRA 311/312 Tier reporting criteria at 40 CFR 370, refer to Section 2 of this SDS for appropriate
classifications.
CWA (Clean Water Act)
This product does not contain any substances regulated as pollutants pursuant to the Clean Water Act (40 CFR 122.21 and 40
CFR 122.42).
CERCLA
This material, as supplied, does not contain any substances regulated as hazardous substances under the Comprehensive
Environmental Response Compensation and Liability Act (CERCLA) (40 CFR 302) or the Superfund Amendments and
Reauthorization Act (SARA) (40 CFR 355). There may be specific reporting requirements at the local, regional, or state level
pertaining to releases of this material.
US State Regulations
California Proposition 65
This product does not contain any Proposition 65 chemicals.
U.S. State Right-to-Know Regulations
Chemical name New Jersey Massachusetts Pennsylvania
n-Heptane
142-82-5
X X X
U.S. EPA Label Information
EPA Pesticide Registration Number Not applicable
16. Other information
Key or legend to abbreviations and acronyms used in the safety data sheet
Legend Section 8: EXPOSURE CONTROLS/PERSONAL PROTECTION
Key literature references and sources for data used to compile the SDS
Agency for Toxic Substances and Disease Registry (ATSDR)
U.S. Environmental Protection Agency ChemView Database
European Food Safety Authority (EFSA)
EPA (Environmental Protection Agency)
Acute Exposure Guideline Level(s) (AEGL(s))
U.S. Environmental Protection Agency Federal Insecticide, Fungicide, and Rodenticide Act
U.S. Environmental Protection Agency High Production Volume Chemicals
Food Research Journal
Hazardous Substance Database
International Uniform Chemical Information Database (IUCLID)
Japan GHS Classification
Australia National Industrial Chemicals Notification and Assessment Scheme (NICNAS)
NIOSH (National Institute for Occupational Safety and Health)
National Library of Medicine's ChemID Plus (NLM CIP)
National Library of Medicine's PubMed database (NLM PUBMED)
TWA TWA (time-weighted average) STEL STEL (Short Term Exposure Limit)
Ceiling Maximum limit value * Skin designation
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National Toxicology Program (NTP)
New Zealand's Chemical Classification and Information Database (CCID)
Organization for Economic Co-operation and Development Environment, Health, and Safety Publications
Organization for Economic Co-operation and Development High Production Volume Chemicals Program
Organization for Economic Co-operation and Development Screening Information Data Set
World Health Organization
Issuing Date 21-Sep-2020
Revision date 29-Jan-2021
Revision Note No information available.
Disclaimer
The information provided in this 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 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.
End of Safety Data Sheet
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