FCC4, BP2000, USP, Food Additives Potassium Sorbate is one of the best preservatives used as Food Additives in Food Industry.Potassium Sorbate FCC4 PresertativesPotassium Sorbate Specifications: 1) Characteristics: ... in cool, dry, dark conditions, in sealed statusPotassium Sorbate Packing: 25kg/ctn, 14mts/20'fcl.Potassium Sorbate usage: for Preservatives used in food industry Potassium sorbate