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Product Name: Sorbitan Monopalmitate
Synonyms: Sorbitan Palmitate, E495
Chemical Formula: C22H42O6
CAS Number: 26266-57-9
Use: Emulsifier in food, cosmetics, pharmaceuticals
Manufacturer Contact: Consult supplier for current emergency phone numbers and technical resources
Recommended Restrictions: None beyond standard recommendations for chemical use
Emergency Overview: Non-toxic, low hazard material; inhalation, ingestion, or skin contact can cause mild irritation in sensitive individuals
Hazard Classification: Not classified as hazardous under GHS
Signal Word: Not required
Hazard Statements: May cause minor eye or skin irritation in concentrated or powder form
Precautionary Statements: Wash hands thoroughly after handling; avoid breathing dust
Potential Health Effects: Slight irritation to skin and eyes, respiratory discomfort from dust
Chemical Name: Sorbitan Monopalmitate
Concentration: 98.5 – 100%
Impurities/Additives: Trace amounts of free palmitic acid or related sorbitan esters (non-hazardous at normal levels)
Inhalation: Move to fresh air, rinse mouth, consult physician if symptoms persist
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses, continue rinsing
Skin Contact: Wash with soap and water, remove contaminated clothing, seek medical attention for persistent irritation
Ingestion: Rinse mouth with water; get medical advice if large amount swallowed or discomfort develops
Most Important Symptoms: Mild redness, itching, slight respiratory discomfort
Immediate Medical Attention/Special Treatment: None required for low exposures, symptomatic treatment recommended
Extinguishing Media: Use carbon dioxide, foam, dry chemical, or water spray
Specific Hazards: Combustion releases carbon monoxide, carbon dioxide; dust may form explosive mixtures with air
Protection for Firefighters: Wear self-contained breathing apparatus and protective gear
Special Procedures: Avoid inhalation of smoke or fumes, use water spray to cool exposed containers
Personal Precautions: Wear protective clothing, gloves, goggles; avoid inhaling dust, ensure good ventilation
Environmental Precautions: Prevent entry to sewers or waterways; inform authorities if large spill occurs
Cleanup Methods: Collect with shovel or vacuum, avoid creating dust; transfer to appropriate waste containers; clean area with detergent
Handling: Use local exhaust or general ventilation; minimize dust generation; avoid breathing dust
Storage: Store in cool, dry, well-ventilated place; keep container closed when not in use; avoid excessive heat or direct sunlight
Incompatible Materials: Strong oxidizing agents
Hygiene Practices: Wash hands after use, do not eat, drink, or smoke during handling
Exposure Limits: No established occupational exposure limits
Engineering Controls: Use ventilation or dust collection for dusty processes
Respiratory Protection: Dust mask recommended for prolonged exposure or high concentration
Hand Protection: Chemical-resistant gloves
Eye Protection: Safety goggles or glasses
Skin Protection: Protective clothing in case of repeated or prolonged skin contact
Other Protection: Eyewash fountain and emergency shower in work area
Appearance: Yellow to tan waxy solid or powder
Odor: Slight or none
Melting Point/Range: 54 – 61°C (129 – 142°F)
Boiling Point: Decomposes
Solubility: Insoluble in water, soluble in oils and organic solvents
Density: 1.06 – 1.10 g/cm³
Vapor Pressure: Negligible
pH: Not available
Flash Point: >150°C (302°F)
Auto-Ignition Temperature: Data unavailable
Partition Coefficient: Log Kow >3 (lipophilic)
Chemical Stability: Stable under recommended storage conditions
Reactivity: Not reactive under normal use
Hazardous Reactions: None anticipated under standard applications
Conditions to Avoid: Strong heat, direct flame, oxidizing agents
Decomposition Products: Carbon oxides (CO, CO₂), possible acrolein traces
Polymerization: Will not occur
Acute Toxicity: Oral LD50 (rat): >5000 mg/kg; low toxicity
Skin Corrosion/Irritation: Slight, not classified as corrosive
Respiratory/Skin Sensitization: Not recognized as sensitizer
Eye Damage/Irritation: Mild, temporary irritation on direct contact
Carcinogenicity: Not listed by IARC, NTP, OSHA
Chronic Toxicity: No known chronic hazards or reproductive toxicity
Routes of Exposure: Inhalation, ingestion, skin and eye contact
Symptoms: Slight irritation, redness, stomach upset (excessive ingestion)
Ecotoxicity: Not bioaccumulative or persistent; LC50 (fish, 96h): >100 mg/L
Degradability: Biodegrades readily under aerobic conditions
Bioaccumulation: Low potential
Mobility in Soil: Minimal, due to poor water solubility
Other Effects: Non-toxic to aquatic and terrestrial organisms at normal use levels
Waste Disposal Methods: Dispose of container and contents in accordance with regional/national/local regulations; landfilling recommended for small amounts when not mixed with hazardous waste
Container Disposal: Clean containers thoroughly before recycling or disposal; do not reuse empty packaging for food or drinking water
UN Number: Not regulated for transport
Transport Hazard Class: None
Packing Group: None
Labeling Requirements: None
Special Precautions: Protect from extreme heat and rough handling during shipping
TSCA Status: Listed on TSCA inventory
EINECS/ELINCS Number: 247-421-5
FDA Status: Approved for use as food additive (E495) within set limits
WHMIS Classification: Not controlled, non-hazardous
Other Regulatory Information: Complies with REACH, China IECSC, Australia AICS, Japan ENCS; not subject to special restrictions under major chemical safety regimes
West Ujimqin Banner, Xilingol League, Inner Mongolia, China
