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Potassium sorbate

Potassium sorbate
Potassium sorbate   
Cas No:24634-61-5
MF: C6H7KO2

Performance and usages: 
Potassium Sorbate appears as white, free-flowing, extruded pellets or round beads that also have a mild odor. It is very soluble in water, and slightly soluble in alcohol.
[1] Mainly used as a food preservative, is efficient and safe preservative recommended by FAO and who.
[2] antiseptic effect is 7 times similar products of sodium benzoate. Potassium, sodium benzoate 1/4, [2]beverage, tobacco, medicine, cosmetics, agricultural products, pet poultry feed and other industries, but also can be used in resin, spices and rubber industry.

Package: 
The product packing : 25kg/carton or 25kg/bag, Which can meet the different package requirement of customers.

Index of technology

ITEMS  STANDARDs
Appearance White to off-white granular
Melting range 133-135℃
Assay 99.0% - 101.0%
Loss on drying(105℃,3h) 1% Max
Heat Stability No change in colour after heating for 90 minutes at 105℃
Acidity (as C6H8O2) 1% Max
Alkalinity (as K2CO3) 1% Max
Chloride (as Cl) 0.018% Max
Aldehydes (as formaldehyde) 0.1% Max
Sulfate (as SO4) 0.038% Max
Lead (Pb) 5 mg/kg Max
Arsenic (As) 3 mg/kg Max
Mercury (Hg) 1 mg/kg Max
Heavy metals (as Pb) 10 mg/kg Max
Ph -value (5% water solution) 8.5-10.5
Zinc 0.1ppm
Cadmium 0.02ppm
Test for potassium Passes test
Test for double bonds Passes test

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