Product Name: Exolit FP 2500S
Chemical Family: Organophosphorus compound
Manufacturer: Clariant International Ltd.
Recommended Use: Flame retardant for polyolefins and engineering thermoplastics
Contact Information: Customer Service: +41 61 469 5111, Emergency Phone: +49 (0) 89-19240
CAS Number: 24250-84-4
Classification: Eye irritation (Category 2), Skin irritation (Category 2), Not classified as carcinogenic
Signal Word: Warning
Hazard Statements: Causes serious eye irritation, causes skin irritation
Pictograms: Exclamation mark
Precautionary Statements: Wash exposed skin after handling. Wear protective gloves/eye protection. If in eyes: rinse cautiously with water. Remove contact lenses if present. If skin irritation occurs: get medical advice.
Main Ingredient: Ammonium polyphosphate
Chemical Formula: (NH4PO3)n
Concentration: >95% by weight
Other Components: Minor stabilizing agents (non-hazardous), water (<3%)
Impurities: None deemed hazardous under OSHA criteria
Eye Contact: Rinse opened eye several minutes under running water. Seek medical advice for persistent irritation.
Skin Contact: Remove contaminated clothing. Wash exposed skin thoroughly using soap and water. If skin irritation persists, consult a physician.
Inhalation: Move to fresh air. Seek medical attention if symptoms like coughing or difficulty breathing develop.
Ingestion: Rinse mouth with water. Never induce vomiting unless directed by medical personnel. Get medical attention for any symptoms.
Key Symptoms: Red, irritated eyes, skin redness or dryness, mild respiratory discomfort.
Suitable Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or foam.
Unsuitable Media: High-pressure water jet can scatter powder.
Specific Hazards: May release phosphorus oxides or nitrogen oxides at high temperatures.
Protective Equipment: Firefighters wear self-contained breathing apparatus and full protective clothing.
Advice for Firefighters: Evacuate area. Prevent runoff from entering drains or water sources.
Personal Precautions: Avoid dust formation. Wear breathing protection, gloves, and goggles.
Environmental Precautions: Keep out of surface water, sewers, and soil.
Methods for Clean-up: Sweep up using mechanical means. Avoid dust. Shovel into suitable containers for disposal. Rinse area with water if necessary.
Emergency Procedures: Ventilate area. For large spills, notify local environmental authorities.
Handling: Work in well-ventilated area. Avoid dust and direct contact with skin and eyes. Do not eat, drink, or smoke in processing areas. Clean contaminated clothing before reuse.
Storage: Store in original, tightly-closed container. Keep dry at room temperature. Avoid humidity, strong acids or bases, and exposure to direct sunlight.
Incompatibilities: Moisture, oxidizing agents, strong acids.
Occupational Exposure Limits: No established ACGIH or OSHA limits for ammonium polyphosphate.
Engineering Controls: Provide exhaust ventilation and dust collection.
Personal Protection: Safety goggles, chemical-resistant gloves, dust mask (P2 or N95), long-sleeve clothing. Use local extraction where dust may be generated.
Hygiene Measures: Wash hands before breaks and after work. Eyewash stations recommended in immediate work area.
Appearance: White, fine powder
Odor: Odorless
pH (10% in water): 5.5 – 7.5
Melting Point: > 250 °C (decomposes)
Density: ~1.9 g/cm³
Solubility in Water: Slightly soluble
Vapor Pressure: Not applicable (solid at room temperature)
Flash Point: Not flammable
Decomposition Temperature: >250°C
Chemical Stability: Stable under recommended storage and handling.
Conditions to Avoid: High humidity, excessive heat, contact with incompatible chemicals.
Materials to Avoid: Acids, bases, oxidizing agents.
Hazardous Decomposition: Thermal decomposition can release ammonia, phosphorus oxides, and nitrogen oxides.
Polymerization: No self-polymerization expected.
Acute Toxicity: Low oral toxicity (LD50 oral, rat >5,000 mg/kg). No evidence of serious poisoning.
Skin Corrosion/Irritation: May cause skin irritation on prolonged or repeated contact.
Eye Damage/Irritation: Causes moderate eye irritation;
Respiratory Sensitization: Dust may cause mechanical irritation of the upper respiratory tract.
Chronic Effects: No known risk of cancer, mutagenicity, or reproductive toxicity. Long-term exposure to dust might aggravate respiratory conditions.
Ecotoxicity: Slight toxicity to aquatic organisms. LC50 (fish, 96h) >100 mg/L.
Persistence and Degradability: Inorganic phosphate. Not readily biodegradable, but not persistent in the environment.
Bioaccumulative Potential: Does not bioaccumulate.
Mobility in Soil: Low mobility. Binds with soil components.
Other Effects: Not hazardous to ozone layer.
Waste Treatment Methods: Dispose of through licensed facility. Follow local, state, and federal regulations. Recycling and incineration as options.
Contaminated Packaging: Clean containers before reuse or disposal. Treat as chemical waste.
Precautions: Avoid releasing into drains or water systems.
UN Number: Not classified as dangerous goods.
Proper Shipping Name: Not regulated for road, rail, sea, or air transport.
Transport Hazard Class: None
Packing Group: None
Special Precautions: Protect from moisture during transport.
Inventory Status: Listed in TSCA, EINECS, DSL, and other national inventories.
Labeling: Classified as irritant according to GHS and EU directives.
OSHA Hazard: Classified as non-hazardous under OSHA criteria.
SARA Title III Sections 302/304/311/312: Product not listed under these sections.
REACH Registration: Pre-registered.
Other Regulations: Avoid cumulative exposure to similar phosphate compounds.
