Product Name: Diisononyl Adipate
Chemical Formula: C26H48O4
CAS Number: 33703-08-1
Synonyms: DINA, Hexanedioic acid, diisononyl ester
Manufacturer: Check the container label or supplier
Recommended Uses: Plasticizer in PVC and polymers, hydraulic fluids, lubricants
Emergency Phone Number: Consult supplier SDS contact
Address: Listed on shipping paperwork or product data sheet
Hazard Classification: Not classified as hazardous under GHS
Signal Word: None
Pictograms: None required
Hazard Statements: Minimal health risk, may cause mild eye and skin irritation after direct, prolonged contact
Precautionary Statements: Avoid inhalation of mist, maintain personal hygiene after exposure
Physical Hazards: Negligible
Environmental Hazards: Large releases may be harmful to aquatic environments due to surface film formation
Other Hazards: Spills can cause slip hazards in workplace
Chemical Name: Diisononyl Adipate
Common Name: DINA
Concentration: 96–100%
Impurities: Minor mixed esters (typically below 4%)
Additives: None intended
Molecular Weight: 424.7 g/mol
Inhalation: Move person to fresh air, consult doctor if discomfort persists
Skin Contact: Wash thoroughly with soap and water, change contaminated clothing
Eye Contact: Rinse cautiously with water for several minutes; remove contact lenses if present and easy
Ingestion: Rinse mouth, do not induce vomiting, seek medical advice if symptoms appear
General Notes: No delayed symptoms expected, medical attention needed for persistent irritation
Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide (CO2), water spray
Unsuitable Extinguishing Media: Direct water jet on product pool
Specific Hazards: During fire, may produce carbon monoxide, carbon dioxide, smoke
Protective Equipment: Firefighters should use self-contained breathing apparatus, full protective clothing
Firefighting Procedures: Isolate hazard area, remove containers if safe, cool with water spray
Explosion Data: Product not explosive, vapor accumulation above 240°C presents a risk
Personal Precautions: Wear appropriate gloves, eye protection, avoid slipping in leaked material
Environmental Precautions: Prevent entry into sewers, soil, or waterways
Clean-Up Procedures: Absorb with inert material (sand, earth), shovel into drum
Disposal: Follow local, state, and federal disposal regulations
Decontamination: Wash affected area with water and mild detergent
Safe Handling: Keep containers closed, use in well-ventilated areas, avoid contact with strong oxidizers
Hygiene Practices: Wash thoroughly after handling, especially before eating, drinking, or smoking
Storage Conditions: Store in a cool, dry, well-ventilated place, away from heat sources and direct sunlight
Storage Materials: Use containers compatible with esters, avoid copper and brass
Incompatibility: Avoid storage near acids, alkalis, or oxidizing agents
Occupational Exposure Limits: No established exposure limits
Engineering Controls: Ensure proper ventilation, eye wash facilities readily available
Personal Protection Equipment: Chemical-resistant gloves, splash-proof goggles, standard work clothing
Respiratory Protection: Not generally required unless airborne concentrations increase during heating or spraying
Other Protection: Safety shoes recommended where large spills possible
Appearance: Clear, oily liquid
Color: Colorless to pale yellow
Odor: Mild, ester-like
Odor Threshold: Not established
pH: Not applicable
Melting Point/Freezing Point: -48°C
Boiling Point: 236°C at 5 mmHg
Flash Point: 215°C (closed cup)
Evaporation Rate: Negligible (water = 1)
Flammability: Not easily flammable
Upper/Lower Flammability Limits: Not determined
Vapor Pressure: < 0.001 mmHg (25°C)
Vapor Density: > 1 (air = 1)
Relative Density: 0.92–0.93 (water = 1)
Solubility in Water: Insoluble
Partition Coefficient (log Kow): > 7
Autoignition Temperature: 380°C
Decomposition Temperature: Not specified
Viscosity: 18–22 mPa.s (20°C)
Chemical Stability: Stable under recommended conditions
Reactivity: Not reactive under normal uses
Hazardous Reactions: None expected in normal industrial use
Hazardous Decomposition Products: Fumes of CO and CO2, aldehydes under intense heat
Incompatible Materials: Strong oxidizing agents, strong acids and bases
Conditions to Avoid: Excessive heat, strong sunlight, sparks, open flames
Acute Toxicity: Oral LD50 (rat): >5000 mg/kg, low risk in reasonable use
Skin Corrosion/Irritation: Unlikely to cause skin damage, possible mild irritation
Eye Damage/Irritation: May result in minor eye irritation with direct splashes
Respiratory Sensitization: Unlikely with intended use
Carcinogenicity: Not listed as carcinogen by OSHA, NTP, IARC
Mutagenicity: No evidence found in standard tests
Reproductive Toxicity: No adverse reproductive effects observed in animal studies
Chronic Effects: Repeated high exposure not shown to cause significant health impairment
Ecotoxicity: LC50 (fish, 96h) >100 mg/L, considered low hazard
Persistence and Degradability: Biodegradable under aerobic conditions
Bioaccumulative Potential: Strong tendency to partition into soil and sediment, low mobility in water
Mobility in Soil: Slow migration, especially in clay or organic-rich soils
Other Adverse Effects: Large spills can form surface films, affecting oxygen transfer in water bodies
Disposal Methods: Send to licensed chemical waste facility or incinerator
Container Handling: Ensure empty containers are fully drained, then recycle or dispose in accordance with regulations
Precautions: Do not release to environment or sewer systems
Waste Codes: Not listed under US RCRA, check local codes
UN Number: Not regulated for transport
Proper Shipping Name: Not applicable, general chemical cargo
Hazard Class: Not regulated
Packing Group: Not applicable
Labeling: No labeling required under ADR, IMDG, or IATA
Special Precautions: Avoid transport with strong oxidizing agents, safeguard against leaks
Transport Category: Not classified as dangerous goods for transport
US OSHA: Not hazardous according to HCS
TSCA Status: Listed
EU REACH: Registered substance
Canadian DSL: Listed
WHMIS Classification: Non-controlled
SARA Title III: Not reportable
California Proposition 65: Not listed
Other Regulations: Comply with workplace, state, federal standards as updated by authorities
