Tags: Chemical Compound, Chemical Substance.
Potassium sorbate is the potassium salt of sorbic acid chemical formula CH3CH=CH-CH=CH-CO2K. It is a white salt that is very soluble in water (58.2% at 20 °C). It is primarily used as a food preservative (E number 202). Potassium sorbate is effective in a variety of applications including food wine and personal care products.