Product Name: DL-Tartaric Acid Anhydrous
Synonyms: 2,3-Dihydroxybutanedioic acid, Tartaric acid racemic
CAS Number: 133-37-9
Recommended Use: Used in food industry, pharmaceuticals, lab reagent
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GHS Classification: Eye irritation (Category 2A), Skin irritation (Category 2)
Signal Word: Warning
Hazard Statements: Causes serious eye irritation. Causes skin irritation.
Pictograms: Exclamation mark
Precautionary Statements: Wear eye protection. Wash skin thoroughly after handling. If in eyes, rinse cautiously with water for several minutes.
Potential Health Effects: Irritates skin, eyes, mucous membranes. Can aggravate pre-existing conditions involving skin or respiratory system.
Environmental Hazards: Not classified as hazardous for the environment, but large spills may have local effects.
Chemical Name: DL-Tartaric acid anhydrous
Common Name: Tartaric acid
Formula: C4H6O6
Molecular Weight: 150.09 g/mol
PURITY: ≥ 99%
Impurities: Trace inorganic salts possible due to production process
Additives: No additives intentionally added
Inhalation: Move person to fresh air, keep at rest, seek medical attention for symptoms.
Skin Contact: Remove contaminated clothing, rinse skin with plenty of water for at least 15 minutes. Seek medical attention for persistent irritation.
Eye Contact: Rinse cautiously with water for several minutes, lifting upper and lower eyelids. Remove contact lenses if present and continue rinsing. Consult a physician.
Ingestion: Rinse mouth, do not induce vomiting, give water to drink if person is conscious. Get immediate medical help.
Most Important Symptoms: Redness, irritation, pain at site of contact, eye watering, shortness of breath if inhaled in dust form.
Advice for Acute Exposure: Provide information on product; offer symptomatic treatment.
Suitable Extinguishing Media: Water spray, dry chemical, CO2, foam.
Unsuitable Extinguishing Media: High-pressure water streams (can spread dust).
Hazardous Combustion Products: Carbon oxides (CO, CO2), organic vapors.
Special Firefighter Gear: Wear self-contained breathing apparatus and full protective gear.
Unusual Fire Hazards: Dust can form explosive mixtures with air.
Firefighting Advice: Cool containers with water spray from a safe distance. Evacuate area if necessary.
Personal Precautions: Use personal protective equipment, avoid breathing dust.
Environmental Precautions: Prevent entry into sewers, drains, waterways.
Containment: Sweep up spill, minimize dust. Use non-sparking tools and equipment.
Cleanup Method: Collect in suitable containers for disposal. Ventilate area.
Large Spill Response: Consider evacuating personnel, notify relevant authorities.
Handling: Use only with adequate ventilation. Avoid dust formation, eye and skin contact. Wash thoroughly after handling.
Storage Conditions: Store in tightly closed containers, cool, well-ventilated, dry area. Keep away from incompatible materials like strong bases and oxidizing agents.
Special Requirements: Store away from food and drink. Avoid moisture contact that can cause caking.
Exposure Limits: No established OSHA or ACGIH limits for tartaric acid.
Engineering Controls: Use local exhaust ventilation, process enclosures.
Personal Protective Equipment: Chemical-resistant gloves, safety goggles or face shield, dust mask or respirator (for large exposures), lab coat.
Hygiene Measures: Wash hands before breaks and after work; do not eat, drink, or smoke during use.
Recommended Monitoring: Regular air quality measurements in workplaces with high dust potential.
Appearance: White, crystalline powder
Odor: Odorless
Odor Threshold: Not applicable
pH (1% solution): 2.2
Melting Point: 206-212°C
Boiling Point: Decomposes on heating
Flash Point: Not applicable
Evaporation Rate: Not applicable
Flammability: Not classified as flammable
Vapor Pressure: Not applicable
Relative Density: 1.79 g/cm³
Solubility: Soluble in water (139 g/L at 20°C), slightly soluble in ethanol
Partition Coefficient: Log Kow -1.91
Auto-ignition Temperature: Not determined
Decomposition Temperature: >210°C
Chemical Stability: Stable under recommended storage conditions.
Reactivity: Mild acid; reacts with strong bases and oxidizing agents.
Hazardous Reactions: Contact with strong oxidizers can produce heat and gas.
Conditions to Avoid: Excessive heat, open flames, moisture.
Incompatible Materials: Strong bases, strong oxidizers, reducing agents.
Hazardous Decomposition Products: CO, CO2 and other organic compounds on combustion.
Acute Toxicity (Oral): LD50 (rat): 5000 mg/kg
Irritation: Causes moderate to severe eye irritation, mild skin irritation.
Inhalation: Dust can cause respiratory tract irritation.
Repeated Dose Toxicity: Data limited, no chronic health effects at normal exposures.
Carcinogenicity: No evidence of carcinogenic effects.
Mutagenicity: No data indicating mutagenic potential.
Reproductive Toxicity: No known adverse effects.
Sensitization: Not known to cause skin or respiratory sensitization.
Target Organs: Eyes, skin, respiratory system.
Persistence and Degradability: Readily biodegradable; decomposes in soil and water.
Bioaccumulation Potential: Low, Log Kow -1.91 indicates very low bioaccumulation.
Aquatic Toxicity: Not expected to be toxic to aquatic life under standard conditions, but spills in large amounts can alter pH of natural waters.
Mobility in Soil: High, water soluble, may leach to groundwater.
Other Ecological Effects: No known chronic effects at environmentally relevant concentrations.
Disposal Methods: Dispose of according to local, regional, national regulations. Treat as chemical waste, not to be washed into drains.
Container Disposal: Remove all product, clean containers if possible, dispose of as solid waste.
Recommended Waste Codes: Depends on use – consult local authorities.
Avoid: Uncontrolled discharge to environment.
UN Number: Not regulated under most international and US transport classifications.
Transport Hazard Class: Not classified as dangerous goods.
Packing Group: Not applicable
Proper Shipping Name: Tartaric acid
Environmental Hazards: Not classified as marine pollutant
Special Transport Precautions: Keep container tightly closed, minimize physical damage, keep dry during transport.
OSHA: Not regulated under OSHA Hazard Communication Standard as hazardous.
TSCA: Listed on US Toxic Substances Control Act (TSCA) Inventory.
REACH: Listed, meets requirements for registration.
SARA Title III: Not subject to reporting.
California Proposition 65: Not listed.
Other National Regulations: Complies with food and pharmaceutical codes where specified and purity standards are met.
Labeling Requirements: Follow GHS and national labeling instructions for chemicals.
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