1. Potassium Sorbate

Chemical name: 2, 4-Hexadienoic acid, Potassium
Formula: C6H7KO2
M. W.: 150.22
CAS: 590-00-1

Description: White powder or granular, very easily soluble in water, also soluble in alcohol.

Specification:
Assay (dry basis): 98.0-102.0%
Acidity(as sobic acid): Passes test (about 1%)
Free alkall (as K2CO3): Passes test (about 1%)
Loss on drying: 1% max
Chloride (as Cl): 0.018% max
Sulfate (as SO4): 0.038% max
Aldehyde (as HCHO): 0.1% max
Heavy metals (as Pb): 0.001% max
Arsenic: 0. 0003% max

Uses: Used as preservative in food industry, is effective to mold and other mushroom which likes air. The preservative effect decreases white PH value increases. The most suitable scope is PH 5-6. Potassium sorbate has no poisonous or side effect. Mainly used in soy sauce, sausage, meat and many kinds of drinks, etc.

Packed in 25kg cartons

2. Sorbic Acid (FCC IV)

Chemical formula: C6H8O2
Molecular weight: 112.13

Description: White crystalline powder or granular slightly soluble in water, soluble in alcohol, melting point 134. 5C, flashing point 127C, boiling point 280C (decomposing).

Specification:
Assay (dry basis): 99.0-101.0%
Heavy metals (as pb): 0.001% min
Melting range: 132-135Deg. C
Water: 0.5% min
Arsenic: --
Sulfate (as SO4): --

Uses: Mainly used as preservative in foodstuff.

Packing: 25kg bags(19MT/FCL).