Material Safety Data Sheet: Salt of Tartar (Potassium Carbonate)

Identification

Product Name: Salt of Tartar
Chemical Name: Potassium Carbonate
Synonyms: Pearl Ash, Dipotassium Carbonate
CAS Number: 584-08-7
Recommended Use: Used in glass manufacturing, soap production, and food processing
Manufacturer: [Supplier details]
Emergency Telephone Number: [Relevant emergency contact]
Relevant Identified Uses: Industrial and laboratory applications only

Hazard Identification

GHS Classification: Eye Irritation (Category 2A), Skin Irritation (Category 2)
Signal Word: Warning
Hazard Statements: Causes serious eye irritation; May cause skin irritation
Pictograms: Exclamation mark
Precautionary Statements: Avoid contact with eyes and skin, wash thoroughly after handling, wear eye and skin protection
Potential Health Effects: Inhalation may cause respiratory irritation, ingestion could upset the gastrointestinal system, contact with eyes produces moderate to severe irritation

Composition / Information on Ingredients

Chemical Identity: Potassium Carbonate
Purity: 98-100%
Impurities: Potassium bicarbonate (<2%), water (<1%)
Molecular Formula: K2CO3
Molecular Weight: 138.21 g/mol

First Aid Measures

Inhalation: Move person to fresh air, seek medical advice if symptoms follow
Skin Contact: Remove contaminated clothing, wash skin thoroughly with soap and water, get medical attention if irritation develops
Eye Contact: Rinse immediately with plenty of water for at least 15 minutes, seek immediate medical attention
Ingestion: Do not induce vomiting, rinse mouth and drink water, consult a physician or poison control center
Most Important Symptoms: Redness, pain, or burns in affected area, coughing or sore throat with inhalation

Fire-Fighting Measures

Suitable Extinguishing Media: Use water spray, dry chemical, CO2, or foam
Unsuitable Extinguishing Media: None known
Hazards From Substance: Not flammable, but contact with acids releases carbon dioxide gas
Fire-Fighting Instructions: Wear protective clothing and self-contained breathing apparatus, avoid contact with skin and eyes, evacuate unprotected persons
Combustion Products: Potassium oxides, carbon dioxide

Accidental Release Measures

Personal Precautions: Use personal protective equipment such as gloves, goggles, and a dust mask
Environmental Precautions: Avoid discharge into sewers or waterways, contain spill to prevent runoff
Methods for Cleanup: Sweep up material carefully, avoid generating dust, collect in a suitable container for disposal, wash area with water to remove residues
Emergency Procedures: Ventilate area, prevent inhalation and contact

Handling and Storage

Precautions for Safe Handling: Use only with adequate ventilation, avoid breathing dust, avoid contact with eyes, skin, and clothing, wash thoroughly after handling
Storage Conditions: Store in a cool, dry, well-ventilated place in original container, keep containers tightly closed, segregate from acids, label containers clearly
Storage Incompatibility: Keep away from moisture and strong acids

Exposure Controls and Personal Protection

Occupational Exposure Limits: Not established for potassium carbonate
Engineering Controls: Use local exhaust or general ventilation to control dust in the air
Personal Protective Equipment: Safety goggles or face shield, chemical-resistant gloves, protective clothing, respiratory protection (in case of dust formation)
Hygiene Measures: Wash hands and face after use, do not eat, drink, or smoke while handling material

Physical and Chemical Properties

Appearance: White, odorless crystalline powder
Odor: Odorless
pH: Strongly alkaline (11.6 for 1% solution)
Melting Point: 891°C
Boiling Point: Decomposes
Solubility: Soluble in water (110 g/100 mL at 20°C)
Density: 2.43 g/cm³
Vapor Pressure: Negligible
Flash Point: Not applicable
Autoignition Temperature: Not applicable
Explosive Properties: Not explosive
Partition Coefficient: Not applicable

Stability and Reactivity

Chemical Stability: Stable under recommended storage and handling conditions
Reactivity: Reacts with acids producing carbon dioxide gas
Conditions to Avoid: Moisture absorption, contact with strong acids
Incompatible Materials: Strong acids, aluminum, magnesium
Decomposition Products: Produces potassium oxide, carbon dioxide at high temperature

Toxicological Information

Routes of Entry: Inhalation, ingestion, eye and skin contact
Acute Toxicity: Oral LD50 (rat): 1870 mg/kg
Chronic Toxicity: Prolonged exposure may cause irritation of skin, eyes, and respiratory tract
Symptoms: Burning, redness, pain, coughing, shortness of breath
Irritation Data: Eye and skin irritant
Carcinogenicity: Not classified as carcinogen
Mutagenicity: Not considered mutagenic
Reproductive Toxicity: No data indicating reproductive harm

Ecological Information

Ecotoxicity: Harmful to aquatic life in high concentrations due to its alkalinity
Mobility in Soil: High mobility, dissolves in water and migrates through soil
Persistence and Degradability: Inorganic material, does not degrade, separates into ions
Bioaccumulative Potential: Not expected to bioaccumulate
Water Hazard Class: Slight water pollutant (WGK 1)

Disposal Considerations

Disposal Methods: Dispose of contents in accordance with local, state, and federal environmental regulations, avoid release to environment
Contaminated Packaging: Wash out container before recycling or disposal, consult local guidelines
RCRA Status: Not a hazardous waste according to U.S. RCRA regulations

Transport Information

UN Number: Not regulated
Proper Shipping Name: Potassium Carbonate
Transport Hazard Class: Not classified as hazardous
Packing Group: Not applicable
Environmental Hazards: No special precautions required for transport
Transport in Bulk: Permitted, follow general safety practices

Regulatory Information

TSCA Inventory: Listed
REACH Status: Registered
SARA 313: Not listed
OSHA Status: Hazardous chemical as per Hazard Communication Standard
Other Regulations: Complies with EU CLP regulation, Canadian WHMIS, Australian inventory