Self-Run Potassium Sorbate
Potassium sorbate is a new, safe, nontoxic and effective food preservative. It is potassium-salt of unsaturated fatty acid. It can participate in normal metabolism and finally be oxidized to water and carbon dioxide, does not accumulate in the human body and has high safety. Its toxicity is only half of salt, 1/ 40 of sodium benzoate and has been recognized internationally as the best food additives.