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Product Name: Acetate Starch
Synonyms: Starch Acetate, Modified Starch
Chemical Formula: Variable, depending on degree of substitution; base formula C6H10O5(C2H3O2)x
Product Use: Textiles, food additive, paper manufacturing, adhesives, pharmaceuticals
Manufacturer: Industry-specific supplier
Contact Information: Listed on label or supplier invoice
Emergency Phone: National poison center or supplier emergency hotline
GHS Classification: Not classified as hazardous (typical for most modified starches)
Major Hazards: Dust generation, risk of dust explosion in confined areas, slight eye and respiratory irritation
Pictogram: No symbol required under most guidelines
Signal Word: None
Hazard Statements: May form combustible dust concentrations; mild mechanical irritation to eyes or skin
Precautionary Statements: Avoid creating or breathing dust.
Chemical Name: Acetate Starch
CAS Number: Commonly 9045-28-7
Concentration: >90% (depending on supplier and grade)
Impurities: Trace moisture, minor native starch fractions, trace acetic acid residues
Inhalation: Move to fresh air, seek medical help for persistent symptoms
Eye Contact: Rinse gently under running water for several minutes, check for contact lenses, consult physician if irritation continues
Skin Contact: Wash with mild soap and water, seek care if redness or discomfort remains
Ingestion: Rinse mouth, seek advice if large amount swallowed or symptoms arise
Suitable Extinguishing Media: Water spray, carbon dioxide, chemical foam, dry powder
Unsuitable Extinguishing Media: High-pressure water jet (risk of dust dispersion)
Special Hazards: Fine dust can explode if ignited when mixed with air in enclosed space
Protective Equipment: Self-contained breathing apparatus, protective clothing
Combustion Products: Carbon monoxide, carbon dioxide, acetic compounds
Personal Precautions: Wear dust mask, goggles, and gloves
Environmental Precautions: Avoid release into sewers or waterways
Cleanup Methods: Sweep or vacuum (HEPA filter preferred) spilled material, avoid generating dust, collect in labeled containers for proper disposal
Decontamination: Wash surface area with water after removal
Handling: Use local exhaust ventilation, minimize dust formation, ground vessels when transferring large amounts
Storage Conditions: Keep in sealed containers in cool, dry, well-ventilated area, separate from oxidizers
Packaging Materials: Moisture-resistant bags or drums
Incompatibles: Strong oxidizing agents, strong acids
Exposure Limits: No specific OSHA, ACGIH, or EU limits; follow general nuisance dust threshold (10 mg/m³ total dust, 5 mg/m³ respirable)
Engineering Controls: Process enclosure, local exhaust, general dilution ventilation
Personal Protective Equipment: Dust mask or respirator (EN 149 FFP2 or N95), chemical safety goggles, gloves (nitrile or PVC), protective clothing
Hygiene Measures: Wash hands after handling, avoid eating or drinking near product
Appearance: White to off-white powder
Odor: Odorless or faint acetic smell
pH: 4 to 7 (10% solution)
Boiling Point: Not applicable
Melting Point: Decomposes before melting
Specific Gravity: 1.5 - 1.7 (bulk density varies)
Solubility: Swells or partially soluble in cold water, soluble in warm water
Vapor Pressure: Not applicable
Flash Point: >200°C (combustible as dust)
Flammability: Can form explosive mixtures with air if suspended as fine dust
Chemical Stability: Stable under normal conditions
Incompatible Materials: Strong oxidizers (e.g. peroxides, permanganates), acids or alkalis at elevated temperatures
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide
Hazardous Reactions: None reported under recommended conditions of use
Conditions to Avoid: Excessive heat, ignition sources, static discharge, dust accumulation
Acute Toxicity: Practically non-toxic; oral LD50 (rat) > 10,000 mg/kg
Skin Irritation: Not a skin irritant based on standard animal studies
Eye Irritation: May cause mild, temporary discomfort
Respiratory Sensitization: Prolonged or repeated dust inhalation may cause irritation
Carcinogenicity: Not classified as carcinogen by IARC, NTP, OSHA
Chronic Effects: No documented long-term health effects
Environmental Fate: Biodegradable by soil and water microorganisms
Toxicity to Aquatic Life: Low risk; no evidence of bioaccumulation
Persistence & Degradability: Readily decomposes in natural environments
Other Adverse Effects: Oxygen depletion possible if released in large volumes into water due to bacterial breakdown
Waste Treatment Methods: Dispose in accordance with local, regional, and national regulations; landfill or composting where permitted
Incineration: Possible due to combustible nature
Packaging Disposal: Clean containers may go to recycling or standard waste; ensure all residues are removed
UN Number: Not regulated
Proper Shipping Name: Not classified as dangerous goods
Hazard Class: None
Packing Group: None
Marine Pollutant: No
Transport Precautions: Seal sacks or drums securely, label accordingly to avoid spills and dust formation in transit
OSHA Status: Not specifically regulated
TSCA: Listed
EINECS/ELINCS: Not applicable (polymers generally exempt)
WHMIS (Canada): Not controlled
NFPA Ratings: Health – 1, Flammability – 1, Reactivity – 0
Local Regulations: Check workplace safety laws for specific use scenarios; modified starches widely accepted, with standard controls for dust and combustible materials
