Potassium Sorbate

Chemical Name: Potassium sorbate.2,4-di-ethene acid kalium

Molecular Formula: C6H7KO2

Molecular Weight: 150.22

Properties: White granule or powder

Quality standard: FCC-V, E202

Application: It is used for food, cosmetic, medical health product and preservative for tobacco as unsaturated acid,also used in resins,spices and rubber industries.

Packing: 25kg carton lined with plastics bag

Storage condition: Kept in tightly closed containers, it should be stored in a dry and ventilative warehouse, kept away from moisture and hot

IDENTIFICATION CONFORMS TO STANDARD

ASSAY (ON DRIED BASIS)  ≥ 99%

HEAT STABILITY  NO CHANGE IN COLOUR (105°C, 90 MINS)

MELTING RANGE FOR SORBIC ACID 133°C - 135°C

TEST FOR POTASSIUM PASSES TEST

TEST FOR DOUBLE BONDS PASSES TEST

LOSS ON DRYING  ≤ 1.0%(105°C, 3 HOURS)

ACIDITY OR ALKALINITY  ≤ 1.0% (AS SORBIC ACID OR K2CO3)

ALDEHYDES  ≤ 0.1% (CALCULATED AS FORMALDEHYDES)

ARSENIC ≤ 0.1 mg/kg

LEAD  ≤ 0.1 mg/kg

MERCURY  ≤ 0.01 mg/kg

ZINC  ≤ 0.1 mg/kg