Product Name: Exolit OP935
Chemical Family: Organophosphorous flame retardant
Manufacturer: Clariant International Ltd.
Product Use: Additive for polymers, especially in polyolefins and thermoplastics
Contact Information: Clariant Emergency Phone: [Provide regionally relevant phone number]
Synonyms: None commonly recognized
CAS Number: Mixture; individual ingredients have specific CAS numbers listed below
UN Number: Not classified as dangerous goods according to transport regulations
Recommended Restrictions: Industrial applications only, avoid use in food packaging or medical devices without assessment
Classification: Not classified as hazardous under GHS, but inhalation of dust can irritate respiratory tract
Acute Health Effects: Slight irritation of eyes, skin, and respiratory system possible
Chronic Health Effects: No evidence of sensitizing or carcinogenic potential under normal handling
Environmental Hazards: Low risk for aquatic environments at recommended concentrations
Signal Word: None required under standard GHS labeling
Hazard Statements: May cause transient mechanical irritation to eyes or skin
Precautionary Statements: Avoid breathing dust or fumes, use in well-ventilated areas, wash hands after handling
Pictograms: Not required
NFPA Rating: Health: 1, Flammability: 1, Reactivity: 0
Chemical Name: Organophosphorus compound (primary ingredient: aluminum diethylphosphinate)
Chemical Formula: Al[(C2H5)2PO2]3
CAS Number: 225789-38-8 (aluminum diethylphosphinate)
Concentration (%): 90-95% (primary ingredient), 5-10% additives (inert fillers, proprietary mix)
Impurities: Contains trace residuals from synthesis, not assessed as hazardous
General Advice: Remove contaminated clothing and wash before reuse
Inhalation: Move individual to fresh air; seek medical attention if symptoms develop
Skin Contact: Wash affected area with soap and water
Eye Contact: Immediately rinse eyes with plenty of water for several minutes
Ingestion: Rinse mouth, drink water; seek medical help if large amounts are swallowed or symptoms occur
Most Important Symptoms: Mild irritation, coughing, stinging in eyes possible
Medical Attention: Treat symptoms as needed
Suitable Extinguishing Media: Water spray, foam, dry chemical, or carbon dioxide
Unsuitable Extinguishing Media: None known for small or contained fires
Specific Hazards: Combustion releases phosphorus oxides, carbon oxides, and irritant fumes
Advice for Firefighters: Wear self-contained breathing apparatus and full protective gear
Firefighting Runoff: Prevent contaminated water from entering drains or waterways
Explosion Data: Dust can form explosive mixtures in air in rare cases, but product does not ignite easily
Personal Precautions: Wear a dust mask, gloves, and safety goggles
Environmental Precautions: Prevent dust from spreading or entering sewer systems
Spill Containment: Cover spill with damp cloth to minimize dust, sweep up, and transfer to labeled container
Cleanup Procedures: Avoid creating airborne dust, ventilate area, dispose of waste using approved methods
Reference to Other Sections: Use personal protective equipment as specified under Exposure Controls and Personal Protection
Handling: Avoid contact with skin, eyes, and clothing; minimize dust generation; ensure adequate ventilation; do not eat, drink, or smoke while working
Storage: Store in original, tightly closed containers, in cool, dry, and well-ventilated places; keep away from strong oxidizers and moisture; do not store with food or animal feed
Incompatibilities: Strong acids, strong oxidizers
Special Packaging: Use polyethylene-lined drums or paper sacks with inner liner
Storage Life: Up to two years in sealed containers under recommended conditions
Exposure Limits: No occupational exposure limits established for main substance; respect nuisance dust limits (ACGIH TLV for particulates not otherwise classified: 10 mg/m³ total dust)
Engineering Controls: Use local exhaust ventilation to minimize airborne dust
Personal Protective Equipment: Safety goggles, chemical-resistant gloves (nitrile or PVC), protective clothing
Respiratory Protection: Use NIOSH-approved dust masks if dust levels are high
Hygiene Measures: Wash hands after handling, remove contaminated clothing, keep work areas clean
Monitoring: Assess dust levels during processing and handling
Appearance: White, free-flowing powder
Odor: Odorless or faint chemical smell
Odor Threshold: Not established
pH (suspension in water): 5.5 – 7.5
Melting Point / Range: Above 300°C (decomposes)
Boiling Point: Not applicable (decomposes)
Decomposition Temperature: Around 350°C
Flash Point: Not flammable
Evaporation Rate: Not applicable (solid)
Flammability: Product not easily combustible
Vapor Pressure: Not applicable
Solubility in Water: <0.1 g/L (insoluble)
Partition Coefficient (n-octanol/water): Not determined
Relative Density: 1.4 – 1.7 g/cm³
Bulk Density: 200 – 500 kg/m³
Auto-ignition Temperature: >500°C
Explosive Properties: Dust may form under certain conditions, not expected in normal use
Oxidizing Properties: Not oxidizing
Chemical Stability: Stable under normal storage and handling conditions
Reactivity: No dangerous reactions expected if used as intended
Conditions to Avoid: Excessive heat, strong acids or oxidizers, moisture
Materials to Avoid: Strong acids, strong oxidizers
Hazardous Decomposition Products: Phosphorus oxides, hydrocarbons, carbon oxides under fire conditions
Polymerization: Will not occur
Likely Routes of Exposure: Skin contact, eye contact, inhalation of dust
Acute Toxicity: Oral LD50 (rat): >2,000 mg/kg (low acute toxicity)
Skin Corrosion/Irritation: Non-irritating in animal studies, mild irritation possible from friction
Eye Damage/Irritation: May cause slight mechanical irritation
Respiratory Sensitization: Not expected under recommended use
Skin Sensitization: Not sensitizing in OECD test models
Carcinogenicity: No evidence of carcinogenic potential
Mutagenicity: No evidence from available testing
Reproductive Toxicity: Not expected
STOT (Specific Target Organ Toxicity): No data suggesting significant risk, product handled as nuisance dust
Ecotoxicity: Low toxicity to aquatic life; EC50 (Daphnia magna): >100 mg/L, LC50 (Fish): >100 mg/L
Persistence and Degradability: Not readily biodegradable; persistent in sediment and soil
Bioaccumulative Potential: Low, based on measured values and physical-chemical properties
Mobility in Soil: Limited mobility, likely to adsorb to particles and sediment
Other Adverse Effects: Not expected in normal use and handling; product does not contain PBT or vPvB substances per REACH
Waste Treatment Methods: Collect and dispose in accordance with local, state, and national regulations
Disposal of Packaging: Rinse and recycle or incinerate, following guidelines for industrial waste
Special Precautions: Do not allow into groundwater or open water sources; do not discharge into public sewers
Recommended Waste Codes: European Waste Catalogue code 07 02 08 (waste from manufacture, formulation, supply, and use of plastics)
UN Number: Not regulated
Proper Shipping Name: Not classified as dangerous goods
Transport Hazard Class: Not applicable
Packing Group: Not applicable
Environmental Hazards: None for transport
Special Precautions for User: Keep bags or drums upright during shipment to prevent spillage; avoid moisture ingress
Transport in Bulk: Not regulated
Other Info: Avoid transporting with incompatible chemicals, especially strong oxidizers and acids
Inventory Status: Listed on TSCA (US), REACH (EU), DSL (Canada), AICS (Australia), and other global inventories
Labeling Requirements: Not subject to specific labeling under GHS in most jurisdictions
SARA Title III: Not listed as hazardous, not subject to reporting
California Prop 65: Contains no substances known to the State of California to cause cancer or reproductive toxicity
REACH: Registered; not listed as SVHC (Substance of Very High Concern)
Other Regulations: Complies with workplace safety standards (OSHA, EU Directive 98/24/EC)
Worker Protection: Employers must ensure exposure is maintained as low as possible with engineering controls and PPE
