Section I. Chemical Product and Company Identification

Chemical Name:  Tris(2,4-di-t-butylphenyl)phosphite, 98%                      
CAS Registry Number:  6683-19-8,31570-04-4                                               
Einecs Number: 250-709-6
Chemical serise:  Organophosphorus compound/ phosphite ester
Synonym:  Phenol, 2,4-bis(1,1-dimethylethyl)-phosphite (3:1)
HMIS CODES HEALTH: 1 FLAMMABILITY: 1 REACTIVITY: 0

Emergency Overview: No particular hazard associated with this material. No specific information is available on the acute or chronic health effects of this material.
Primary Routes of Exposure: Ingestion, inhalation
Eye Contact: May cause slight to mild irritation of the eyes
Skin Contact: May cause slight to mild irritation of the skin.
Inhalation: May be irritating to the nose, mucous membranes and respiratory tract.
Ingestion: No specific information is available on the physiological effects of ingestion. May cause vomiting and
diarrhea.
Acute Health Effects: May be irritating to skin, eyes and respiratory tract.
Chronic Health Effects:  CARCINOGENIC EFFECTS :     Not available.
MUTAGENIC EFFECTS :        Not available.
TERATOGENIC EFFECTS :      Not available.
DEVELOPMENTAL TOXICITY:  Not available.
Repeated or prolonged exposure to this compound is not known to aggravate existing medical conditions.

Eye Exposure: Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need assistance in keeping their eye lids open. Get immediate medical attention.
Skin Exposure: Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if irritation persists.
Inhalation: Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as
difficulty inbreathing, or pain. In such cases seek immediate medical assistance.
Ingestion:Seek medical attention immediately.Keep the victim calm. Give the victim water (only if conscious). Induce
vomiting only ifdirected by medical personnel.

Flammability: May be combustible at high temperature
Flash Points:  225°C
Combustion Products: These products are toxic carbon oxides (CO, CO₂). Phosphates
Fire Hazards: Not available.
Explosion Hazards:  Risks of explosion of the product in presence of mechanical impact: Not available.
Risks of explosion of the product in presence of static discharge: Not available
Fire Fighting Media and Instructions£º SMALL FIRE: Use DRY chemical powder.
LARGE FIRE: Use water spray, fog or foam. DO NOT use water jet.
Consult with local fire authorities before attempting large scale fire-fighting operations.

Spill and Leak Procedures:       Small spills can be mixed with vermiculite or sodium carbonate and swept up.

Handling and StorageInformation: IRRITANT. Keep away from heat. Mechanical exhaust required. When not in use, tightly seal the container and store in a dry, cool place. Avoid excessive heat and light. Do not breathe dust.Always store away from incompatible compounds such as oxidizing agents.

Engineering Controls:Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit.
Personal Protection: Splash goggles. Lab coat. Dust respirator. Boots. Gloves. Suggested protective clothing might not be sufficient; consult a specialist BEFORE handling this product. Be sure to use a MSHA/NIOSH approved respirator or equivalent.
Exposure Limits :Not available.

Stability:                                         Moisture-sensitive solid
Hazardous Polymerization:       None
Conditions to Avoid:                    Contact with strong oxidizing agents
Incompatibility:                             Strong oxidizing agents, halogens
Decomposition Products:          Carbon dioxide, carbon monoxide, phosphorus pentoxide, and organic fumes.

RTECS Data:          No specific information available from the RTECS files.
Carcinogenic Effects:    No data available
Mutagenic Effects:      No data available
Tetratogenic Effects:    No data available

No information available

Waste Disposal£ºRecycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material with acombustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system. Observe allfederal, state and local regulations when disposing of the substance.

Shipping Name (CFR):                  Non-hazardous
Hazard Class (CFR):                      NA
Additional Hazard Class (CFR):NA
Packaging Group (CFR):             NA
UN ID Number (CFR):                NA
Shipping Name (IATA):               Non-hazardous
Hazard Class (IATA):                  NA
Additional Hazard Class (IATA):NA
Packaging Group (IATA):           NA
UN ID Number (IATA):              NA

TSCA Chemical Inventory(EPA) : This compound is ON the EPA Toxic Substances Control Act (TSCA) inventory list
WHMIS Classification(Canada) : On DSL
EINECS Number (EEC) : 250-709-6
EEC Risk Statements:R36/37/38- Irritating to eyes, respiratory system and skin.
Japanese Regulatory Data:ENCS No. 3-3510

Disclaimer: The information herein is believed to be accurate and reliable as of the date compiled. However, Liaoning Jiakai Refined Incorporated Corporation Limited makes no representation, warranty, or guarantee of any kind with respect to the information contained in this document or any use of the product based on this information.
Preparation Date: May, 2010
Revision Date:   August, 2010