Sodium Ascorbate is white or light yellow crystalline solid, lg of the product can be dissolved in 2 ml water. Not soluble in benzene, ether chloroform, insoluble  in ethanol, relatively stable in dry air, moisture absorption and water solution after the oxidation and decomposition will slow, especially in neutral or alkaline solution  is oxidized very quickly.

Sodium Ascorbate is important  nutrition fortifier, antioxidant preservative in food industry ;which can keep food color, natural flavor, extend shelf life. Mainly used for meat products, dairy products, beverages, canned  and so on.

Appearance White to  slightly  yellow  cr ystalline  powder
Identification Positive
Assay (as C 6H 7NaO 6) 99.0  ‐  101.0%
Specific optical  rotation +103° ‐  +106°
Clarity  of  solution Clear
pH (10%, W/V ) 7.0 ‐  8.0
Loss   on drying ≤ 0.25%
Sulphate  (mg/kg) ≤ 150
Total  heavy metals ≤ 0.001%
Lead ≤ 0.0002%
Arsenic ≤ 0.0003%
Mercury ≤ 0.0001%
Zinc ≤ 0.0025%
Copper ≤ 0.0005%
Residual Solvents (as Menthanol) ≤ 0.3%
Total  plate count (cfu/g) ≤ 1000
Yeasts  & molds (cuf/g) ≤ 100
E.coli/  g Negative
Salmonella/  25g Negative
Staphylococcus aureus/ 25g Negative


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