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Product Name: Potassium Acetate
Chemical Formula: CH3COOK
CAS Number: 127-08-2
Synonyms: Acetic acid potassium salt, E261
Recommended Use: Laboratory chemicals, de-icing agent, food additive, buffer solutions, fire extinguishing agent
Supplier Information: Contact local or national chemical distributor for specific supplier details
Emergency Contact: Refer to national Poison Control or CHEMTREC
Classification: Not classified as hazardous under GHS
Main Hazards: May cause mild irritation to eyes, skin, respiratory tract
Label Elements: No pictogram required under GHS
Signal Word: None
Hazard Statements: Not expected to produce acute health effects under normal use; dust can be irritating
Precautionary Statements: Avoid generating or breathing dust, wash hands after handling, wear suitable protection
Chemical Name: Potassium Acetate
Concentration: ≥99%
Impurities: Water (<0.5%), trace sodium salts
Molecular Weight: 98.14 g/mol
Inhalation: Move affected person to fresh air, seek medical attention if cough or discomfort persists
Skin Contact: Remove contaminated clothing, rinse skin thoroughly with soap and water
Eye Contact: Rinse cautiously with running water for several minutes, remove contact lenses if present and easy, seek medical attention if irritation continues
Ingestion: Rinse mouth, do not induce vomiting, seek medical advice if feeling unwell
Suitable Extinguishing Media: Water spray, dry chemical, foam, carbon dioxide
Specific Hazards: Product itself does not burn; fire may generate irritating or toxic fumes (acetic acid, potassium oxides)
Protective Equipment: Firefighters should wear suitable protective clothing, self-contained breathing apparatus, chemical-resistant gloves
Advice for Firefighters: Prevent runoff from entering water sources and drains; cool exposed containers with water spray
Personal Precautions: Avoid breathing dust, wear personal protective equipment including gloves, goggles, dust mask as required
Environmental Precautions: Prevent spill from reaching drains, surface water, or groundwater
Methods for Cleanup: Sweep up or vacuum solid material, avoid creating dust, collect in labeled containers for disposal, ventilate affected area
Handling: Use only with adequate ventilation, avoid generating dust, wash thoroughly after use, avoid contact with eyes and skin
Storage: Store in tightly closed container in a cool, dry, and well-ventilated area, keep away from incompatible materials like strong acids, oxidizers, moisture-sensitive chemicals; protect from physical damage and humidity
Exposure Limits: No specific occupational exposure limit established
Engineering Controls: Mechanical ventilation or local exhaust to keep airborne concentrations below recommended limits
Personal Protection: Safety glasses with side shields, chemical-resistant gloves such as nitrile, lab coat
Respiratory Protection: Dust mask or respirator (NIOSH-approved) if dust is generated above nuisance level
Hygiene Measures: Avoid eating, drinking, or smoking during use and practice good industrial hygiene
Appearance: White solid (granules, powder, crystals)
Odor: Slight acetic acid smell
Odor Threshold: Not established
pH (5% solution): 7.7 – 9.0
Melting Point: 292°C
Boiling Point: Decomposes before boiling
Flash Point: Not applicable
Evaporation Rate: Not applicable
Solubility in Water: Completely soluble (2300 g/L at 20°C)
Vapor Pressure: Negligible at room temperature
Relative Density: 1.57 g/cm3
Partition Coefficient (n-octanol/water): Not available
Decomposition Temperature: Above 292°C
Viscosity: Not applicable
Chemical Stability: Stable under normal conditions of storage and use
Reactivity: Not reactive under normal handling procedures
Incompatible Materials: Strong acids (may release acetic acid), strong oxidizers, moisture
Hazardous Decomposition Products: At high temperatures, produces acetic acid vapors, potassium oxides
Conditions to Avoid: Excessive moisture, high temperatures, exposure to acids or oxidizing agents
Acute Toxicity: LD50 (oral, rat): Approximately 3250 mg/kg
Potential Health Effects: Inhalation of dust may cause irritation of nose, throat, lungs; skin and eye contact may cause mild irritation; ingestion in large amounts can cause gastrointestinal upset
Chronic Effects: No data for carcinogenicity, mutagenicity, reproductive toxicity
Specific Target Organ Toxicity: No data indicating specific organ effects
Sensitization: No known sensitizing effect
Symptoms of Exposure: Irritation, nausea, vomiting
Carcinogenicity: Not listed by NTP, IARC, OSHA
Toxicity to Aquatic Life: Low toxicity, not expected to be harmful to aquatic organisms (LC50 Fish > 340 mg/L)
Persistence and Degradability: Readily biodegradable through natural processes
Bioaccumulative Potential: Low potential for bioaccumulation
Mobility in Soil: High mobility due to high solubility in water
Other Adverse Effects: Use in large quantities can contribute to potassium loading in waterways, which may affect water chemistry and aquatic growth if not monitored and managed
Waste Treatment Methods: Dispose of in accordance with local, regional, and national regulations
Recommended Disposal: Material may be diluted with water and flushed to drain with plenty of water where permitted, or disposed of at an appropriate waste disposal facility
Contaminated Packaging: Triple rinse and recycle or dispose according to regulations
Sewage Disposal Restrictions: Avoid release to environment in undiluted amounts; large spills require reporting to authority
UN Number: Not regulated
Proper Shipping Name: Potassium Acetate
Transport Hazard Class: Not applicable
Packing Group: Not applicable
Marine Pollutant: Not a marine pollutant
Special Precautions: Avoid mechanical damage to packaging, avoid moisture exposure during transport
OSHA: Not listed as hazardous
TSCA: Listed
REACH (EU): Registered or exempted
WHMIS (Canada): Not a controlled product
Other Regulations: Food additive use regulated by FDA (E261), environmental discharge limits governed by local water authorities
Label Requirements: General chemical label with identity, hazard notes, recommended handling, supplier/emergency contacts
