Molecular formula C₆H₇KO₂
CAS NO: 24634-61-5
Colorless to white scaly crystal or crystalline powder.

Potassium sorbate is one kind of acidic preservative , has good food preservative effect even in near neutral (PH6.0-6.5) condition. It can effectively inhibit molds, yeasts and aerobic bacterial activity, also can prevent harmful bacteria from growth. It has good thermal stability.