Potassium acetate is a white crystalline powder or granular substance, hygroscopic, with a slight acetic odor. Its aqueous solution is weakly alkaline (pH 7.5–9.0). It is non-corrosive, biodegradable and has good thermal stability.

1. Food additive (E261): Preservative, acidity regulator, buffering agent.
2. Pharmaceutical field: Raw material for infusion solutions, diuretic, biochemical reagent.
3. Industrial applications: Environmentally friendly de-icer (alternative to sodium chloride), printing and dyeing auxiliary, catalyst, concrete accelerator, electroplating bath.
4. Laboratory use: Precipitation of DNA/RNA, preparation of buffer solutions.