Chemical Name: DL-Choline Bitartarate
Synonyms: Choline Tartrate; Choline Hydrogen Tartrate
CAS Number: 87-67-2
Molecular Formula: C9H19NO7
Molecular Weight: 253.25 g/mol
Recommended Use: Nutritional ingredient, feed additive, pharmaceutical raw material
Manufacturer/Supplier Identification: Manufacturer information available through official procurement channels; consult packaging for emergency contact details
Product Code: Specific product codes align with batch tracking in supply chain
Classification of Substance: Not classified as hazardous under GHS hazard criteria
Hazard Statements: Not expected to produce significant adverse health effects under typical conditions
Label Elements: No pictogram required, standard precautionary statement for dust-generating solids
Potential Health Effects: Inhalation of fine particles, skin contact, and eye contact may cause mild irritation; ingestion unlikely to cause acute toxicity
Environmental Hazards: Avoid release into waterways; not identified as environmentally hazardous per available data
Other Hazards: Dust formation in handling or processing can increase risk of explosion in enclosed spaces
Component: DL-Choline Bitartarate
Concentration: ≥98% by weight
Impurities: Trace moisture, residual solvents, assay-compliant secondary choline and tartaric acid fractions
Ingredient Disclosure: No hazardous impurities at concentrations warranting notification
Mixture or Substance: Substance (single constituent chemical)
Inhalation: Remove person from exposure zone; move to fresh air; seek medical attention for persistent symptoms
Skin Contact: Wash area thoroughly with soap and water; remove contaminated clothing
Eye Contact: Rinse opened eye under running water for several minutes; check for and remove contact lenses; seek medical help for persistent irritation
Ingestion: Rinse mouth with water; drink water to dilute; avoid forced vomiting; consult medical professional if adverse symptoms appear
Most Important Symptoms: Mild irritation to mucous membranes, eyes, or skin possible following direct exposure
Immediate Medical Attention: Unlikely unless respiratory symptoms or allergic reactions develop
Suitable Extinguishing Media: Water spray, alcohol-resistant foam, dry chemical powder, carbon dioxide
Unsuitable Extinguishing Media: High-pressure water jets (may spread dust)
Specific Hazards from Combustion: Production of carbon oxides, nitrogen oxides, and possibly irritating fumes
Protective Equipment & Precautions: Wear self-contained breathing apparatus and full protective gear
Fire/Explosion Hazards: Fine organic dust can form explosive mixtures with air; avoid dust accumulation
Advice for Firefighters: Prevent run-off from entering drains or waterways; cool exposed containers with water spray
Personal Precautions: Avoid dust generation, provide adequate ventilation, use personal protective equipment (PPE) including gloves and safety goggles
Environmental Precautions: Prevent material from entering sewers, surface water, or ground water
Containment: Use inert absorbent materials for collected spillage; sweep up without creating dust
Cleaning Methods: Collect mechanically, place in properly labeled containers for disposal
Reference to Other Sections: See Exposure Controls and Disposal Considerations
Safe Handling: Practice industrial hygiene, avoid ingestion, prevent inhalation of powder and contact with eyes
Engineering Controls: Operate in well-ventilated area, use localized exhaust where dust may form
Storage Conditions: Store in cool, dry, and well-ventilated space; keep container tightly closed
Incompatible Materials: Strong oxidizing agents
Protection Against Fire & Explosion: Take measures against static discharge and dust buildup; use non-sparking tools
Occupational Exposure Limits: No established exposure limit for this material
Engineering Measures: Ensure process enclosure, mechanical handling, or local exhaust maintains airborne concentrations below nuisance dust limits
Personal Protective Equipment: Wear safety goggles or face shield, dust mask or respirator (N95 or similar for nuisance dust), gloves, protective clothing
Hygiene Measures: Maintain eyewash stations and emergency showers in work areas
Environmental Exposure Controls: Avoid uncontrolled release
Appearance: White or nearly white crystalline powder
Odor: Faint odor, slightly sweet
Odor Threshold: Not available
pH (10% Solution): Approx. 3.5 – 4.5
Melting Point: 151°C - 153°C
Boiling Point: Decomposes before boiling
Flash Point: Not applicable (solid)
Flammability: May form combustible dust concentrations
Explosive Properties: Dust explosion possible if dispersed in air
Vapor Pressure: Not relevant for solid
Density: Approx. 1.3 g/cm³
Solubility: Readily soluble in water
Partition Coefficient (n-octanol/water): Not determined
Viscosity: Not relevant for powder
Decomposition Temperature: Not specified
Chemical Stability: Product remains stable under prescribed handling and storage conditions
Reactivity: Not chemically reactive under normal ambient conditions
Possibility of Hazardous Reactions: No dangerous reactions known under normal application/use
Conditions to Avoid: High humidity, high temperatures, dust formation, sources of ignition
Materials to Avoid: Strong oxidizers, strong acids
Hazardous Decomposition Products: Potential for release of carbon oxides, nitrogen oxides with thermal decomposition
Acute Toxicity: Oral LD50 (rat) not precisely established, regarded as low toxicity
Skin Corrosion/Irritation: Prolonged contact may cause irritation in sensitive individuals
Serious Eye Damage/Irritation: Brief irritation possible on direct contact
Respiratory Sensitization: Dust may provoke irritation or discomfort on inhalation
Germ Cell Mutagenicity: No data indicating mutagenic potential
Carcinogenicity: No components listed as carcinogens by IARC, NTP, OSHA
Reproductive Toxicity: No evidence supporting reproductive toxicity in available data
STOT – Single Exposure: Not classified
STOT – Repeated Exposure: Not classified
Aspiration Hazard: Solid; aspiration unlikely by normal means of use
Ecotoxicity: No comprehensive aquatic or terrestrial toxicity data have demonstrated significant risk
Persistence and Degradability: Expected to be readily biodegradable due to organic acid and choline moieties
Bioaccumulative Potential: Low, based on chemical structure and water solubility
Mobility in Soil: Soluble substance increases mobility in aqueous environments; unlikely to persist
Other Adverse Effects: Discharge in large quantities may temporarily alter pH or nutrient levels in small bodies of water
Disposal Methods: Dispose of in accordance with local, regional, and national regulations; do not allow into sewers or waterways
Container Disposal: Clean containers prior to recycling or disposal; render packages unusable if discarded
Special Precautions: Prevent formation of dust; consult licensed waste disposal professionals for bulk material
Recycling and Reuse: Not recommended for uncontrolled re-purposing due to trace contaminants from industrial batches
Regulatory Considerations: Not classified as hazardous waste per RCRA criteria in the United States
UN Number: Not classified as a dangerous good for transport
Proper Shipping Name: Not regulated
Transport Hazard Class: Non-hazardous for air (ICAO/IATA), road (ADR/RID), or sea (IMDG) transport
Packing Group: Not assigned
Environmental Hazards: Not a marine pollutant
Special Precautions for User: Secure load, prevent container damage, avoid generating dust during loading/unloading
Transport in Bulk: Not subject to bulk transport regulations under Annex II of MARPOL 73/78 or IBC Code
Inventory Listings: Registered on chemical inventories including TSCA (USA), EINECS/ELINCS (EU), DSL (Canada), AICS (Australia), ENCS (Japan)
Safety, Health and Environmental Regulations: Not subject to specific workplace or environmental restrictions
Labeling Requirements: Follow workplace labeling rules for non-hazardous powders; communicate potential dust hazard
Other Regulatory Compliance: Complies with REACH registration status (EU); national food and pharma registrations may apply depending on use and locale
Notification Status: Confirm status for pharmaceuticals, food, and feed in relevant jurisdictions before use
Chemical Safety Assessment: Not required for substances not classified as hazardous
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