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Product Name: Sodium Citrate Tribasic Dihydrate
Chemical Formula: C6H5Na3O7·2H2O
CAS Number: 6132-04-3
Alternate Names: Trisodium citrate dihydrate, Citric acid, trisodium salt dihydrate
Intended Use: Laboratory chemicals, food additive, buffering agent, emulsifying agent, pharmaceutical assistance
Manufacturer Information: Contact manufacturer for address, telephone, and emergency contact details associated with supply
Emergency Phone: Refer to product label or supplier
GHS Classification: No classification as a hazardous substance under GHS
Primary Hazards: Slightly irritating to eyes and skin, non-flammable, low acute toxicity
Hazard Statements: May cause mild eye and skin irritation on contact
Precautionary Statements: Avoid contact with eyes, skin, and clothing; do not inhale dust or ingest; wash hands after handling
Signal Word: No significant hazard
Symbols: Not required
Route of Exposure: Inhalation, ingestion, skin, eyes
Chemical Name: Sodium Citrate Tribasic Dihydrate
Common Name: Trisodium citrate dihydrate
Concentration: >99% by weight
CAS Number: 6132-04-3
Impurities: Contains no other significant ingredients considered hazardous under applicable regulations
Molecular Weight: 294.1 g/mol
General Advice: Move victim away from exposure; seek medical advice for persistent symptoms
Inhalation: Remove person to fresh air, assure unobstructed breathing; get medical attention if symptoms develop
Skin Contact: Remove contaminated clothing; wash affected area with soap and water; consult a physician if irritation persists
Eye Contact: Rinse eyes immediately with plenty of water for at least 15 minutes, keeping eyelids open; get medical attention if irritation continues
Ingestion: Rinse mouth thoroughly with water; give water to drink; seek medical aid if feeling unwell
Symptoms and Effects: May cause mild irritation, no known severe acute or chronic effects reported
Note to Physician: Treat symptomatically
Suitable Extinguishing Media: Use water spray, alcohol-resistant foam, dry chemical, carbon dioxide
Specific Hazards: Does not burn easily; toxic fumes of sodium oxide and carbon oxides may form in fire
Special Protective Equipment for Firefighters: Wear self-contained breathing apparatus and full protective gear
Advice for Firefighters: Avoid inhaling combustion gases; stay upwind
Explosion Data: No risk of explosion under normal conditions
Hazardous Combustion Products: Carbon dioxide, carbon monoxide, sodium oxides
Personal Precautions: Avoid dust formation; ensure adequate ventilation; use personal protective equipment as required
Environmental Precautions: Prevent material from entering streams, sewers, or confined areas, but not expected to pose risk in small quantities
Clean-up Methods: Sweep up or shovel material, place in suitable containers for disposal; wash residue with water
Precautions for Emergency Responders: Use protective clothing, avoid creating and inhaling dust
Spillage: Avoid dry sweeping that may generate dust; flush area with water after removal
Safe Handling Advice: Handle in well-ventilated locations; minimize dust creation; avoid contact with skin, eyes, and clothing; wash hands after use
Storage Conditions: Store in tightly closed containers in a dry, cool, well-ventilated area away from incompatible chemicals like strong acids
Incompatibilities: Strong acids
Hygiene Practices: Do not eat, drink or smoke when handling; wash exposed areas after handling
Specific End Uses: Laboratory chemicals, food additive, industrial processing
Occupational Exposure Limits: No established exposure limits
Engineering Controls: Provide appropriate exhaust ventilation, especially in dusty conditions
Personal Protection – Eye: Safety glasses with side shields
Personal Protection – Skin: Protective gloves
Personal Protection – Body: Wear lab coats or suitable protective clothing
Personal Protection – Respiratory: Use dust mask if dust exceeds exposure limits or where ventilation is not sufficient
Environmental Exposure Controls: Avoid discharge into surface water; use containment to prevent environmental release
Physical State: Solid
Appearance: White, crystalline powder or granular substance
Odor: Odorless
Odor Threshold: Not applicable
pH (5% solution): 7.5 – 9.0
Melting Point: 150 °C (decomposes)
Boiling Point: Not applicable
Flash Point: Not flammable
Evaporation Rate: Not applicable
Flammability: Not combustible
Vapor Pressure: Not applicable
Vapor Density: Not applicable
Relative Density: 1.7 – 1.9 g/cm³
Solubility: Readily soluble in water
Partition Coefficient: Not determined
Auto-Ignition Temperature: Not self-igniting
Decomposition Temperature: Above 150 °C
Viscosity: Not applicable
Chemical Stability: Stable under recommended conditions of use and storage
Reactivity: Reacts with strong acids to produce citric acid and sodium salts; may form carbon dioxide
Conditions to Avoid: Excessive heat, moisture, strong acids, incompatible materials
Hazardous Reactions: Not expected to undergo hazardous polymerization
Hazardous Decomposition Products: Sodium oxides, carbon dioxide, carbon monoxide upon heating
Acute Toxicity: LD50 (oral, rat) > 8,000 mg/kg
Skin Corrosion/Irritation: Mild to moderate irritation possible with prolonged or repeated exposure
Serious Eye Damage/Irritation: May cause redness or irritation
Respiratory Sensitization: No data indicating risk
Germ Cell Mutagenicity: Not classified as mutagenic
Carcinogenicity: Not listed as carcinogenic by IARC, NTP, or OSHA
Reproductive Toxicity: No evidence found from available data
STOT-SE/STOT-RE: Not considered target organ toxin
Potential Effects: Inhalation may cause coughing or respiratory discomfort, ingestion of large amounts may cause gastrointestinal upset
Ecotoxicity: Low toxicity to aquatic life and terrestrial organisms
Persistence and Degradability: Rapidly biodegradable
Bioaccumulation: No potential to bioaccumulate
Mobility in Soil: Highly soluble, likely to migrate through soil and enter groundwater, but not persistent
Additional Information: In large quantities, may contribute to eutrophication of surface waters; overall environmental impact considered negligible in normal use
Waste Treatment Methods: Dispose of in accordance with federal, state and local environmental control regulations
Product Disposal: Can be disposed of in landfill or incineration at permitted facility, if in accordance with all local requirements
Packaging Disposal: Contaminated packaging should be treated according to product residue; clean containers may be recycled or reconditioned
Special Precautions: Avoid release of dust to environment during waste handling; observe safe handling procedures
Regulatory Disposal Code: Contact local authority for waste number and compliance information
UN Number: Not classified as hazardous for transport
Proper Shipping Name: Sodium Citrate Tribasic Dihydrate
Transport Hazard Class: Not regulated
Packing Group: Not applicable
Marine Pollutant: No
Special Transport Precautions: No special precautions required; maintain packaging integrity, keep dry
International Regulations: Not subject to IMDG, IATA, ADR hazard codes
OSHA Status: Not hazardous per OSHA Hazard Communication Standard
TSCA Inventory: Listed
DSL/NDSL: Listed
WHMIS Classification: Not controlled
SARA Title III: Not regulated
California Proposition 65: No components listed
Other Regulations: This substance is generally regarded as safe (GRAS) for use in food by the FDA
Label Information: General safe handling; avoid direct inhalation, ingestion, or contact; consult local and national regulations for additional directives
