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Product Name: D(+)-Trehalose Dihydrate
Chemical Formula: C12H22O11 · 2H2O
Common Names: Trehalose, α-D-glucopyranosyl-α-D-glucopyranoside
CAS Number: 6138-23-4
EC Number: 202-739-6
Manufacturer/Supplier: [Company Name], [Address], [Contact Information]
Recommended Use: Laboratory reagents, food additive, pharmaceutical ingredient, stabilizer
Emergency Contact: [Emergency Phone Number]
GHS Classification: Not classified as hazardous under GHS criteria
Signal Word: None
Hazard Statements: Product does not pose significant hazards under normal usage
Precautionary Statements: Avoid generating dust, avoid inhalation of fine particulates
Potential Health Effects: Low toxicity, may cause mild mechanical irritation to eyes and respiratory tract if significant dust is produced
Environmental Hazards: No known significant environmental hazards
Chemical Name: D(+)-Trehalose dihydrate
Synonyms: α,α-Trehalose dihydrate
Purity: ≥98%
CAS Number: 6138-23-4
EC Number: 202-739-6
Impurities/Additives: None expected in analytical grade material
Molecular Weight: 378.33 g/mol
General Advice: Remove source of exposure as soon as safe to do so
Inhalation: Move affected person to fresh air, monitor for respiratory symptoms; seek medical attention if symptoms persist
Skin Contact: Wash exposed skin thoroughly with soap and water
Eye Contact: Rinse eyes under gentle running water for several minutes; seek medical aid if discomfort continues
Ingestion: Rinse mouth with water; seek advice from physician if large quantities swallowed or discomfort occurs
Self-protection of First Aiders: Avoid dust contact, use personal protective equipment if handling significant amounts
Suitable Extinguishing Media: Water spray, dry chemical powder, carbon dioxide, foam
Unsuitable Extinguishing Media: None identified for this product
Specific Hazards: Emits carbon oxides on combustion (CO, CO2)
Special Protective Equipment: Firefighters should wear self-contained breathing apparatus and full protective clothing
Advice for Firefighters: Use water spray to cool unopened containers, avoid inhaling combustion products
Explosion Limits: Not determined; dust clouds from sugars may present risk of dust explosion under rare conditions
Personal Precautions: Avoid creating airborne dust; ventilate area, use personal protection including mask, gloves, goggles
Environmental Precautions: Prevent entry into drains and surface water to reduce any risk of water pollution
Methods for Clean-Up: Sweep or vacuum up to avoid dust cloud, collect for suitable disposal; wash spill site after removal
Reference to Other Sections: For disposal, refer to specific section on waste management
Precautions for Safe Handling: Use with adequate ventilation, minimize dust generation, use suitable personal protective equipment
Hygienic Practices: Wash hands after handling, avoid eating or drinking in work areas
Conditions for Safe Storage: Store in tightly closed containers, keep in a cool, dry, well-ventilated location away from moisture or incompatible materials
Storage Temperature: Room temperature recommended, avoid excessive heat or freezing
Incompatibilities: Strong oxidizing agents
Occupational Exposure Limits: No exposure limit established for trehalose
Engineering Controls: Use process enclosures, local exhaust ventilation, or other controls to keep airborne dust levels below recommended exposure limits
Personal Protection:
Appearance: White, crystalline powder
Odor: Odorless
Taste: Mildly sweet
Solubility: Soluble in water (68 g/100 ml at 20°C)
pH: 5.0–6.7 (5% aqueous solution)
Melting Point: >97°C (decomposes)
Boiling Point: Not applicable (decomposes before boiling)
Flash Point: Not applicable
Auto-ignition Temperature: Not available
Vapor Pressure: Not applicable
Density: About 1.58 g/cm³
Particle Size: Variable, commonly <500μm for laboratory grades
Chemical Stability: Stable under recommended storage conditions
Conditions to Avoid: Exposure to heat, open flame, strong oxidizers, and moisture
Incompatible Materials: Strong oxidizing agents (e.g., peroxides, bromine)
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide on combustion or high-temperature decomposition
Hazardous Reactions: None known under normal use conditions
Acute Toxicity: Low toxicity, LD50 (oral, rat): >15,000 mg/kg
Skin Corrosion/Irritation: Non-irritant to skin
Eye Damage/Irritation: Mild mechanical irritation possible due to dust particles
Respiratory Sensitization: Possible irritation due to dust inhalation
Carcinogenicity: Not listed as carcinogen by IARC, NTP, ACGIH, or OSHA
Mutagenicity: Not reported to cause genetic damage
Reproductive Toxicity: No expected reproductive hazards
Chronic Toxicity: No known chronic health effects from exposure
Aspiration Hazard: Not expected to pose an aspiration risk
Ecotoxicity: Not toxic to aquatic or terrestrial organisms at expected concentrations
Persistence and Degradability: Readily biodegradable by natural processes
Bioaccumulative Potential: Not expected to bioaccumulate
Mobility in Soil: Will dissolve and disperse in water; not likely to persist in soils
Other Adverse Effects: No known significant environmental effects or critical hazards associated with small-scale use
Waste Treatment Methods: Dispose in accordance with local, regional, and national regulations
Waste Disposal: Small amounts can typically enter normal waste systems; large quantities may require specialist disposal procedures
RCRA Hazardous Waste: Not regulated as hazardous waste under RCRA
Contaminated Packaging: Wash thoroughly before recycling or disposal; handle in compliance with applicable regulations
UN Number: Not regulated
Proper Shipping Name: Not restricted
Transport Hazard Class: Not classified as dangerous for transport by road (ADR/RID), air (ICAO/IATA), sea (IMDG)
Packing Group: Not assigned
Environmental Hazards: None identified for transport
Special Precautions for Transport: Avoid excessive vibration or dust generation; keep containers well sealed
TSCA Status: Listed
DSL/NDSL (Canada): Listed
EINECS/ELINCS (Europe): Listed
AICS (Australia): Listed
WHMIS Classification: Not controlled
SARA/OSHA: Non-hazardous under relevant OSHA hazard communication standards
California Prop 65: Not listed
Other Regulations: Subject to standard food and pharmaceutical ingredient controls depending on end use
