Product Name: Dipotassium Tartrate
Chemical Name: Potassium Tartrate, Dibasic, Dihydrate
Synonyms: E336, Dipotassium Tartrate Dihydrate
CAS Number: 304-18-1
EC Number: 206-136-7
Recommended Use: Food additive, laboratory chemical
Supplier Details: Contact manufacturer or distributor for details
Emergency Contact: Refer to local/national emergency numbers and poison control centers for guidance
GHS Classification: Not classified as hazardous under GHS
Signal Word: None
Hazard Statements: Not considered dangerous for supply or use
Precautionary Statements: Avoid inhalation of powders, avoid ingestion in large quantities, avoid contact with eyes
Potential Health Effects: May cause mild eye and respiratory irritation, may cause mild gastrointestinal discomfort if ingested in significant amounts
NFPA Ratings: Health 1, Flammability 0, Reactivity 0
Chemical Identity: Dipotassium tartrate dihydrate
CAS Number: 304-18-1
EC Number: 206-136-7
Purity: ≥99% (may vary by supplier)
Impurities: Trace inorganic salts, water
Molecular Formula: K2C4H4O6·2H2O
Molecular Weight: 230.27 g/mol
Inhalation: Move to fresh air, seek medical attention if symptoms persist such as coughing or difficulty breathing
Skin Contact: Wash affected area thoroughly with soap and water, remove contaminated clothing, consult a physician if irritation develops
Eye Contact: Rinse cautiously with plenty of water for several minutes, remove contact lenses if present and easy to do, continue rinsing, get medical advice if irritation persists
Ingestion: Rinse mouth, do not induce vomiting unless directed by medical personnel, drink water to dilute, seek medical care if feeling unwell
Suitable Extinguishing Media: Water spray, foam, dry chemical, carbon dioxide
Unsuitable Extinguishing Media: None known
Hazardous Combustion Products: Carbon oxides, potassium oxides
Firefighting Procedures: Firefighters should wear self-contained breathing apparatus and full protective gear, control run-off from fire-fighting to prevent environmental contamination
Explosion Hazard: Material is not explosive
Flammability: Product is not flammable under normal conditions
Personal Protective Equipment: Use gloves, safety goggles, dust mask or respirator for large spills
Spill Response: Avoid creating dust, ventilate area
Containment: Prevent from entering drains, sewers, or watercourses
Cleanup Method: Sweep or shovel material into suitable containers for disposal, wash area with water after completion
Environmental Precautions: Avoid uncontrolled release into the environment
Safe Handling Advice: Avoid breathing dust, minimize dust generation, use adequate ventilation in workplace
Hygiene Practices: Wash hands after handling, do not eat, drink or smoke in areas where this chemical is used
Storage Conditions: Keep container tightly closed in a dry, well-ventilated area, store away from incompatible materials
Incompatibles: Avoid strong acids, oxidizing agents
Packaging Materials: Store in original packaging or corrosion-resistant containers
Occupational Exposure Limits: No established limits for dipotassium tartrate
Engineering Controls: Use local exhaust ventilation to reduce airborne dust
Personal Protective Equipment: Safety goggles or glasses, gloves (rubber or nitrile recommended), dust respirator for large-scale handling
Skin Protection: Lab coat or suitable work clothing
Eye Protection: Chemical splash goggles
Environmental Controls: Prevent dust accumulation, avoid environmental contamination
Appearance: White crystalline powder
Odor: Odorless
Odor Threshold: Not applicable
pH (1% solution): 8–10
Melting Point: Decomposes above 230°C
Boiling Point: Not applicable (decomposes on heating)
Solubility: Soluble in water, insoluble in ethanol
Vapor Pressure: Not volatile
Relative Density: 1.98 g/cm³ (20°C)
Partition Coefficient (n-octanol/water): Not determined
Viscosity: Not applicable
Flash Point: Not applicable
Chemical Stability: Stable under recommended storage and handling conditions
Reactivity: Non-reactive under normal environmental and handling conditions
Hazardous Reactions: No hazardous polymerization
Incompatible Materials: Strong acids, strong oxidizers
Decomposition Products: Potassium oxides, carbon oxides
Conditions to Avoid: Moisture, excessive heat
Acute Toxicity: Low toxicity, oral LD50 (rat) >5000 mg/kg
Skin Corrosion/Irritation: Not expected to cause skin irritation
Eye Damage/Irritation: May cause mild transient irritation
Respiratory Sensitization: Prolonged inhalation may cause coughing or throat irritation
Carcinogenicity: Not listed by IARC, NTP, OSHA as a carcinogen
Mutagenicity: No data indicating mutagenic potential
Repeated Dose Toxicity: No known chronic effects with occupational exposure
Other Information: Excessive ingestion may lead to gastrointestinal symptoms such as diarrhea or stomach upset
Ecotoxicity: Not considered environmentally toxic, low bioaccumulation potential
Aquatic Toxicity: No adverse effects anticipated at normal concentrations
Mobility: Readily soluble in water, can move in water systems
Persistence/Degradability: Readily biodegradable under environmental conditions
Bioaccumulative Potential: No significant accumulation expected
Other Adverse Effects: Avoid large releases to prevent localized effects such as nutrient enrichment
Disposal Method: Dispose of in accordance with local, regional, and national regulations
Waste Treatment: Small amounts can go to landfill or compatible municipal waste facilities, larger quantities through licensed waste disposal contractors
Container Disposal: Rinse empty containers before recycling or disposal
Precautions: Avoid discharge to environment, water supplies, and sewers
UN Number: Not regulated
Proper Shipping Name: Not hazardous for transport
Hazard Class: None
Packing Group: Not assigned
Environmental Hazards: Not classified as marine pollutant
Transport Precautions: Store in well-sealed, correctly labeled packages to prevent accidental spillage
US Regulations: Not listed under SARA Title III, not subject to Section 313 reporting
EU Regulations: Not classified as hazardous under CLP or REACH
International Inventory Status: Listed on TSCA, EINECS, and other major chemical inventories
Label Requirements: Product label to follow workplace hazard communication requirements
Other Regulatory Notes: Meets food additive regulations where applicable, for industrial and laboratory use follow all workplace health and safety rules
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