Product Name: Potassium Sodium Tartrate Tetrahydrate
Chemical Formula: KNaC4H4O6·4H2O
Synonyms: Rochelle Salt, Seignette Salt
CAS Number: 6381-59-5
Intended Use: Laboratory reagent, buffer, cleaning agents, piezoelectric devices
Supplier Details: Include manufacturer name, address, contact number, and emergency phone
Emergency Contact: Local poison control, fire department, or as supplied by vendor
Classification: Not classified as hazardous by GHS standards for workplace exposure
Signal Word: None required
Hazard Statements: May cause mild irritation to eyes and skin
Pictogram: No symbol under GHS
Precautionary Statements: Avoid dust formation, minimize inhalation, keep out of reach of children
Potential Health Effects: Inhalation may cause mild respiratory irritation; ingestion in large amounts may lead to gastrointestinal discomfort; skin contact may cause irritation; eye contact causes irritation or redness
Chemical Name: Potassium Sodium Tartrate Tetrahydrate
Common Name: Rochelle Salt
Synonyms: Potassium sodium tartrate
CAS Number: 6381-59-5
Concentration: 99–100%
Impurities: Trace amounts of residual starting materials
Inhalation: Move person to fresh air, seek medical attention if symptoms persist
Skin Contact: Wash thoroughly with soap and water, remove contaminated clothing
Eye Contact: Flush cautiously with water for several minutes, remove contacts, continue rinsing, obtain medical attention if irritation continues
Ingestion: Rinse mouth with water, seek medical attention if symptoms appear, do not induce vomiting unless instructed by medical personnel
Notes for Doctors: Symptomatic treatment, no specific antidote
Suitable Extinguishing Media: Use water spray, dry chemical, foam, or CO2
Unsuitable Media: Avoid high-pressure water jets directly on material
Specific Hazards: Product itself does not burn, but decomposition may release toxic fumes including carbon oxides and sodium or potassium oxides
Protective Equipment: Firefighters use self-contained breathing apparatus and protective clothing to prevent exposure to fumes
Special Procedures: Cool containers with water, avoid runoff that could enter waterways
Personal Precautions: Wear gloves, eye protection, dust mask if needed
Environmental Precautions: Do not allow significant product to enter drains or soil
Methods for Cleaning Up: Sweep up without creating dust, collect in suitable container for disposal, flush area with water when cleanup is complete
Handling: Minimize contact with skin, avoid dust formation, use in well-ventilated area, use proper hygiene after handling
Storage: Keep container tightly closed, store in cool, dry, and well-ventilated area, protect from moisture, incompatible with strong oxidizers
Engineering Controls: Use local exhaust ventilation or general room ventilation
Personal Protection: Wear chemical-resistant gloves (nitrile or latex), safety goggles, lab coat
Respiratory Protection: Use dust mask if dust generation is likely or in poorly ventilated areas
Hygiene Measures: Wash hands before eating, drinking, or smoking, avoid touching face during use, remove clothing that becomes contaminated
Appearance: Colorless or white crystalline solid
Odor: Odorless
pH (aqueous solution): Around 6.5–8.5 (5% solution)
Melting Point: Decomposes above 70°C
Boiling Point: Not applicable
Solubility: Soluble in water, insoluble in alcohol
Specific Gravity: Approximately 1.79 (water = 1)
Flash Point: Not applicable (non-flammable)
Vapor Pressure: Not relevant
Evaporation Rate: Not applicable
Partition Coefficient: Not determined
Chemical Stability: Stable under recommended storage conditions
Incompatible Materials: Strong oxidizing agents, strong acids
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, sodium and potassium oxides when heated
Hazardous Polymerization: Will not occur
Conditions to Avoid: Excess heat, moisture, contact with incompatible substances
Likely Routes of Exposure: Inhalation, ingestion, skin and eye contact
Acute Effects: Dust may irritate respiratory tract, mucous membranes, skin or eyes
Chronic Toxicity: No information suggests significant chronic effects in humans
LD50 (oral, rat): Over 5000 mg/kg (relatively low toxicity)
Skin Sensitization: No known sensitizing properties
Carcinogenicity, Mutagenicity, Reproductive Toxicity: Not classified as carcinogenic or mutagenic, no reproductive toxicity evidence in available studies
Ecotoxicity: Data for aquatic life limited, not expected to harm aquatic organisms under normal use
Mobility: Soluble in water; possible movement through soil if released
Persistence and Degradability: Expected to degrade, based on chemical properties of tartrate and alkali metals
Bioaccumulative Potential: Not likely to bioaccumulate
Other Adverse Effects: None known at concentrations used in lab or industry
Waste Disposal Methods: Place in sealed container, send to chemical waste handler according to local, regional or national regulations
Contaminated Packaging: Rinse and reuse if safe, otherwise dispose according to regulatory guidelines
Special Precautions: Do not allow material or rinse water to contaminate surface water, groundwater, or drains
UN Number: Not regulated
UN Proper Shipping Name: Not regulated for transport
Transport Hazard Class: N/A
Packing Group: N/A
Transportation Notes: Keep in tightly sealed, labeled container during transport, avoid rough handling to prevent breakage or spills
U.S. OSHA Status: Not regulated as a hazardous chemical
TSCA Status: Listed
EU Regulation: Not subject to classification or labeling according to EU directives
Other Regulations: This material does not appear on regulatory lists for hazardous substances in most jurisdictions; always consult local requirements
WHMIS (Canada): Non-controlled product
SARA Title III: Not listed as a hazardous substance or CERCLA hazardous substance
Inventory Status: Registered in major chemical inventories globally (TSCA, EINECS, DSL)
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