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Ascorbic Acid

CAS #50-81-7

Vitamin C, also called L-ascorbic acid, is a water-soluble vitamin that can treat scurvy and is acidic.
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Introduction

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. 

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

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Analysis Contents Analysis Standard Analysis Results
Characteristics White or almost White
crystals Crystalline  Powder
Pass
Identification Positive Reaction Positive
Melting Point About 190 190.7
PH(5% aqueous solution) 2.1-2.6 2.36
Clarity Of Solution Clear Clear
Colour  Of Solution ≤BY7 7
Copper ≤5ppm <5ppm
Heavy Metals ≤10ppm <10ppm
Mercury <0.1mg/kg <0.1mg/kg
Lead <2mg/kg <2mg/kg
Arsenic ≤2ppm <2ppm
Oxalic Acid ≤0.2% <0.2%
Iron ≤2ppm <2ppm
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 Impurities Pass Pass
Assay 99.0% -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.

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