Ascorbic Acid CAS 50-81-7

Ascorbic Acid CAS 50-81-7

Vitamin C, also known as L-ascorbic acid, vitamin C has strong reducing properties and is easily oxidized to dehydrogenated vitamin C, but its reaction is reversible


Vitamin C, also called L-ascorbic acid, is a water-soluble vitamin that can treat scurvy and is acidic, so it is called ascorbic acid, which can assist in the treatment of many diseases. Vitamin C can not only relieve cold symptoms, but also enhance immunity. Prevent heart disease.

Food Grade: Ascorbic acid, Vitamin C sodium, Vitamin C calcium, Vitamin C direct compression

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Ascorbic Acid CAS 50-81-7

Analysis ContentsAnalysis StandardAnalysis Results
CharacteristicsWhite or almost White
crystals Crystalline  Powder
IdentificationPositive ReactionPositive
Melting PointAbout 190℃190.7℃
PH(5% aqueous solution)2.1-2.62.36
Clarity Of SolutionClearClear
Colour  Of Solution≤BY7<BY7
Heavy Metals≤10ppm<10ppm
Oxalic Acid≤0.2%<0.2%
Impurity E≤0.2%<0.2%
Loss on Drying≤0.4%0.03%
Sulphate Ash(Residue  On Ignition)≤0.1%<0.1%
Specific Optical Rotation+20.5°–+21.5°+21.16°
Organic Volatile ImpuritiesPassPass
Assay99.0% -100.5%99.75%
Total plate count≤1000cfu/g<100cfu/g
Yeasts & molds≤100cfu/g<10cfu/g
Conclusion:The Above-Mentioned Product Conforms To BP2019/USP41

Functions and Applications

In addition to being used as nutritional supplements and antioxidants, vitamin C is a food antioxidant permitted by China's GB2760-1996 regulations. It is used in juice, canned food, beverages, jams, candy, dairy products, meat products and flour improvers; Used as feed additives, etc.

Ascorbic Acid CAS 50-81-7