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Food Additives

CAS No.: 24634-61-5
Molecular Formula: C6H7KO2
Molecular weight:150.22

Potassium Sorbate can restrain effectively the activity of mould, yeast and aerophile bacteria. Restrain growth and reproduction of the pernicious micro oraganism as pseudomonas, staphylococcus salmonella action to restrain growth is more powerful than killing. Meanwhile, it can not  restrain useful microoraganim growth as Anaerobic spore-bearing bacilli, acidophil therefore to lengthen food store period and preserve food original flavor. The preservative efficiency of Potassium Sorbate is 5-10 times sodium benzoate.


Item Standard
Appearance White crystals powder or granular
Identificaiton Conform
Assay 99.0-101.0%
Acidity(as sorbic acid) Pass test (1%max)
Alkalinity(as K2CO3) Pass test (1%max)
Aldehyde(as formaldehyde) 0.1%max
Heavy metals (Pb): 10ppm max
Lead(Pb) 5ppm max
Hg 1ppm max
Loss on drying 1.0% max
As 3ppm max
Residue on ignition Pass

Package: 25kg carton


It is mainly used as antiseptic and antistaling agent for food etc.


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