Basic Information

Structural Information

• Structure Type: Inorganic organic salt, carboxylate salt
• Structural Features: Ionic compound composed of potassium cations and acetate anions, with good ionic dissociation property in aqueous solution.

Physical & Chemical Properties

• Appearance: White crystalline powder or colorless crystals
• Odor: Odorless
• Melting Point: 292 °C
• Density: 1.57 g/cm3 (20 °C)
• Solubility: Freely soluble in water and ethanol; insoluble in ether
• Stability: Stable under normal temperature and dry conditions. Easily deliquescent in humid air. Reacts with strong acids to release acetic acid.

Synthesis & Applications

Synthesis Method

Main Applications

• Chemical Reagent: Used as analytical reagent, dehydrating agent and catalyst in organic synthesis.
• Food Industry: Preservative, acidity regulator and food additive.
• Pharmaceutical Industry: Raw material for medicines, electrolyte supplement and buffer agent.
• Industrial Field: De-icing agent, textile mordant and leather tanning agent.

Safety & Storage Instructions

• Hazard Classification: Low toxicity, mild irritant to skin, eyes and respiratory tract.
• Personal Protection: Wear dust mask and general gloves; avoid dust inhalation and direct contact.
• Storage Condition: Keep containers tightly sealed. Store in cool, dry and ventilated area, strictly prevent deliquescence. Keep away from strong acids.
• Transportation: Classified as general chemicals. Prevent package damage and moisture during transit.

Quality & Spectral Data

• Purity: ≥99.0%
• Loss on Drying: ≤1.0%
• pH (5% aqueous solution): 7.5–9.0
• Chloride: ≤0.01%
• Sulfate: ≤0.01%
• IR Spectrum: Characteristic absorption peaks conform to standard reference spectrum

Information Summary Table