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Product Name: Magnesium Stearate
Chemical Formula: C36H70MgO4
CAS Number: 557-04-0
Recommended Use: Lubricant in pharmaceuticals, cosmetics, and food processing
Manufacturer: Reputable suppliers with established quality controls
Emergency Contact: Refer to manufacturer's emergency hotline
Synonyms: Stearic acid magnesium salt
Molecular Weight: 591.27 g/mol
Classification: Not classified as hazardous by GHS criteria
Physical Hazards: Fine powder, combustible dust
Health Hazards: May cause mild irritation to eyes, skin, and respiratory tract in sensitive individuals
Environmental Hazards: No significant ecological dangers under normal conditions
Label Elements: No pictograms required
Signal Word: None
Precautionary Statements: Avoid generation of dust, use local ventilation in poorly ventilated areas
Hazard Statements: Inhalation can trigger minor respiratory discomfort
Ingredient: Magnesium Stearate
Concentration: More than 98% magnesium stearate
Other Ingredients: Trace amounts of palmitic acid derivatives or related fatty acid magnesium salts
Impurities: None of regulatory concern based on standard manufacturing.
Chemical Family: Fatty acid magnesium salts
EC Number: 209-150-3
Inhalation: Move individual outdoors for fresh air, seek attention if symptoms continue
Skin Contact: Wash area with soap and water, remove contaminated clothing
Eye Contact: Rinse gently with water for several minutes, remove contact lenses if easy, continue rinsing
Ingestion: Rinse mouth, drink water, get medical advice if feeling unwell
Symptoms: Dust exposure can cause sneezing, coughing, mild eye irritation
Further Treatment: No specific antidote or long-term effect documented with standard exposure
Flammability: Dust may form explosive mixture in air
Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide, water spray
Unsuitable Media: High pressure water streams might spread dust
Fire Hazards: Combustion produces smoke, carbon oxides, magnesium oxide
Protection for Firefighters: Use self-contained breathing apparatus, full protective clothing
Special Procedures: Prevent dust dispersal, remove product from proximity to flames if safe
Explosion Sensitivity: Avoid dust accumulation around ignition sources
Personal Precautions: Wear dust mask, safety goggles, gloves
Control of Dust: Avoid dry sweeping, use gentle vacuuming or damp clean-up methods
Environmental Precautions: Avoid uncontrolled discharge into water systems
Containment: Scoop or shovel material into suitable container
Cleanup Methods: Collect into labeled disposal containers, ventilate affected space
Spill Reporting: Notify local authorities if large quantities enter drains or watercourses
Handling: Work in well-ventilated places, minimize dust, handle in accordance with good industrial hygiene practices
Avoid: Breathing dust, direct contact with skin and eyes, open flames
Storage Conditions: Store tightly closed in a cool, dry, well-ventilated area
Separation: Keep away from strong oxidizing agents and ignition sources
Packaging: Use moisture-resistant containers, clearly label all storage vessels
Stability During Storage: Stable under recommended storage conditions
Occupational Exposure Limits: OSHA PEL (particulates not otherwise regulated): 15 mg/m³ total dust
Engineering Controls: Local exhaust, mechanical ventilation, dust extraction
Personal Protection: Dust-resistant safety goggles, chemical resistant gloves, approved dust mask
Hygiene Measures: Wash hands after handling, avoid eating or drinking in handling area
Environmental Control: Proper disposal of process dust, regular workplace cleaning
Appearance: White, fine, odorless powder
Odor: Essentially odorless
Melting Point: Decomposes at approximately 200°C
Solubility: Insoluble in water, partially soluble in hot ethanol
Density: 1.026–1.092 g/cm³
pH: Neutral, lightly alkaline in aqueous suspension
Boiling Point: Not applicable (decomposes before boiling)
Vapor Pressure: Not applicable
Flash Point: Not determined due to low volatility
Explosive Properties: Dust can form explosive mixtures with air
Chemical Stability: Stable under normal temperature and pressure
Reactivity: No hazardous reactions under recommended conditions
Incompatible Materials: Strong oxidizing agents like peroxides, chlorates
Decomposition Products: Carbon dioxide, carbon monoxide, magnesium oxide on combustion
Conditions to Avoid: Excessive heat, generation of airborne dust
Polymerization: Will not occur under typical usage
Routes of Exposure: Inhalation, skin contact, eye contact, ingestion
Acute Toxicity: Considered non-toxic at ordinary exposure levels, oral LD50 (rat) > 10,000 mg/kg
Chronic Effects: Long-term health effects not observed at occupational or consumer exposure
Carcinogenicity: Not considered a carcinogen by NTP, IARC, or OSHA
Sensitization: Rare allergic reactions, limited to sensitive individuals
Symptoms of Overexposure: Practically non-irritating, overexposure to dust can lead to slight respiratory discomfort
Aquatic Toxicity: Practically non-toxic to aquatic life based on available data
Persistence and Degradability: Based on the fatty acid content, biodegradable
Bioaccumulation Potential: Not expected to bioaccumulate in organisms
Mobility in Soil: Low mobility, binds in soil
Ecotoxicity: No evidence of acute or long-term harm to ecosystems at normal concentrations
Further Information: Large spills may cause temporary turbidity in water
Disposal Method: Dispose of product and contaminated packaging in accordance with local, regional, and national regulations for non-hazardous chemical waste
Incineration: Suitable for authorized incineration facilities
Landfill: Acceptable at licensed sites if permitted by local authorities
Contaminated Packaging: Clean containers before recycling or disposal
Waste Code: Not classified as hazardous waste under federal or state regulations
UN Number: Not regulated as dangerous goods
Proper Shipping Name: Not classified as hazardous material
Hazard Class: None
Packing Group: None
Environmental Hazards: No
Transport Precautions: Protect from moisture, prevent rupture of packaging during transit
Special Transport Requirements: None required for magnesium stearate under standard transport conventions
US TSCA: Listed on the Toxic Substances Control Act inventory
EU REACH: Exempt or registered as harmless additive
OSHA Hazard Communication: Not classified as hazardous
FDA Status: Approved for use in food and pharmaceuticals as indirect additive
SARA Title III: Not subject to reporting under Sections 302, 304, 313
California Proposition 65: Not listed as a substance known to cause cancer or reproductive toxicity
Labelling Requirements: Industrial labels recommend good handling practices but no hazard symbols mandated
