Product Name: Cyanex 302
Chemical Name: Bis(2,4,4-trimethylpentyl)dithiophosphinic acid
Synonyms: Cyanex 302 extractant
Product Use: Solvent extraction of metals
Manufacturer: Not provided
Contact Details for Emergency: Chemical emergency response center, phone available 24 hours
Physical Form: Liquid
Color: Pale yellow to amber
Major Hazards: Skin and eye irritation, harmful if swallowed
GHS Classification: Acute toxicity (Oral) Category 4, Skin Corrosion/Irritation Category 2, Eye Damage/Irritation Category 2
Signal Word: Warning
Pictograms: Exclamation mark
Risk Phrases: Harmful if swallowed, causes skin and eye irritation
Precautionary Statements: Avoid contact with skin and eyes, wash hands thoroughly after handling
Chemical Identity: Bis(2,4,4-trimethylpentyl)dithiophosphinic acid
CAS Number: 302-95-4
Percentage: More than 90% by weight
Additives: None known
Impurities: Minor impurities may be present, not contributing to classification
Eye Contact: Rinse thoroughly with water for at least 15 minutes, remove contact lenses
Skin Contact: Wash off with soap and plenty of water, take off contaminated clothing
Inhalation: Move to fresh air, keep at rest, seek medical attention if unwell
Ingestion: Rinse mouth, do not induce vomiting, seek medical advice immediately
Most Important Symptoms: Redness, irritation, pain
Special Notes for Doctor: Treat symptomatically, monitor vital signs
Suitable Extinguishing Media: Dry chemical powder, carbon dioxide, foam, water spray
Unsuitable Media: Water jet in high pressure methods may spread fire
Fire Hazards: Combustible liquid, produces irritating or toxic fumes in fire
Specific Hazards: Sulfur oxides, phosphorus oxides released under combustion
Protective Equipment: Self-contained breathing apparatus, full protective gear
Advice for Firefighters: Stay upwind, avoid smoke, cool containers with water spray
Personal Precautions: Evacuate area, ensure adequate ventilation, avoid breathing vapors
Protective Equipment: Chemical-resistant gloves, safety goggles, protective clothing
Environmental Precautions: Prevent entry into drains, soil, or waterways
Methods for Cleaning Up: Absorb with vermiculite or sand, collect in suitable containers, dispose in accordance with local regulations
Spill Response: Stop leak if safe, minimize exposure, ventilate area
Handling Procedures: Use only in well-ventilated spaces, avoid contact with skin, eyes, and clothing, use personal protective equipment
Safe Storage Conditions: Store in tightly closed container, cool, dry, well-ventilated area away from heat or ignition sources
Incompatible Materials: Strong oxidizing agents, acids, bases
Storage Temperature: Ambient to cool, protect from sunlight
Hygiene Measures: Wash hands after handling, do not eat, drink or smoke during use
Exposure Limits: No occupational exposure limit established for Cyanex 302
Engineering Controls: Provide local exhaust ventilation, use closed operations
Personal Protective Equipment: Splash-proof goggles, impervious gloves (e.g., nitrile), protective lab coat, use of respirator when ventilation inadequate
Environmental Controls: Prevent leaks, use containment to protect environment
General Safety Measures: Eye wash station and safety shower near work area
Appearance: Clear to pale yellow liquid
Odor: Slight sulfur-like odor
Odor Threshold: Not determined
pH: Acidic
Melting Point/Freezing Point: Less than 0°C
Boiling Point/Range: Greater than 250°C
Flash Point: Approximately 120°C (closed cup)
Evaporation Rate: Not available
Flammability: Combustible
Vapor Pressure: Low
Vapor Density: Heavier than air
Solubility in Water: Practically insoluble
Partition Coefficient (n-octanol/water): Not available
Auto-ignition Temperature: Not specified
Decomposition Temperature: Not specified
Viscosity: Viscous liquid at room temperature
Chemical Stability: Stable under normal conditions and handling
Reactivity: Does not react under recommended storage and handling
Hazardous Reactions: None expected under normal conditions
Conditions to Avoid: Heat, flames, strong oxidizing agents
Incompatible Materials: Strong alkalis, oxidizers, acids
Hazardous Decomposition Products: Sulfur oxides, phosphorus oxides, toxic fumes generated on decomposition
Routes of Exposure: Eyes, skin, inhalation, ingestion
Acute Toxicity: Harmful if swallowed
Skin Corrosion/Irritation: Causes irritation
Eye Damage/Irritation: Causes eye irritation
Respiratory Sensitization: Not classified
Germ Cell Mutagenicity: Not classified
Carcinogenicity: Not listed by IARC, NTP, OSHA
Reproductive Toxicity: Not known
Target Organ Effects: No data available
General Symptoms: Redness, burning, pain, coughing if inhaled, gastrointestinal upset if ingested
Ecotoxicity: Harmful to aquatic life, may cause long-term adverse effects
Persistence and Degradability: Limited data, potentially persistent
Bioaccumulation Potential: Not established
Mobility in Soil: Low water solubility indicates low mobility
Other Adverse Effects: Prevent release to environment
Disposal Methods: Dispose as hazardous chemical waste in accordance with local, state, and federal regulations
Packing: Use sealed, labeled containers
Waste Treatment: Chemical or incineration methods, avoid landfill disposal
Special Precautions: Do not dispose in drains or watercourses
UN Number: Not classified as dangerous goods for transport according to most regulations
UN Proper Shipping Name: Not regulated
Transport Hazard Class: Not regulated
Packing Group: Not assigned
Environmental Hazards: Marine pollutant — avoid transport with foodstuffs or animal feed
Special Precautions: Protect packaging from physical damage, inspect for leaks before transport
OSHA Status: Hazardous
TSCA: Listed
EU Regulation: Classified as hazardous under EU Regulation 1272/2008 (CLP)
SARA Title III: Not listed
REACH Status: Manufacturer or importer responsible for registration
Product Labeling: Hazard pictogram, GHS signal word, precautionary and hazard statements
Other Regulations: Check national and international chemical inventories for additional requirements
