Vitamin C CAS 50 81 7

Vitamin C, also known as ascorbic acid and L-ascorbic acid, is a vitamin found in food and used as a dietary supplement.
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Product Details

Vitamin c CAS 50 81 7

Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives.

Vitamin c CAS 50 81 7

1. Product introduction

Product name: Vitamin c CAS 50 81 7

Refractive index: 21 °(C=10, H2O)

Specific rotation: 20.5°(c=10,H2O)

Storage: In the shade

Shelf Life: 3 Years

Vitamin C, also known as ascorbic acid and L-ascorbic acid, is a vitamin found in food and used as a dietary supplement. The disease scurvy is prevented and treated with vitamin C-containing foods or dietary supplements. Evidence does not support use in the general population for the prevention of the common cold. There is, however, some evidence that regular use may shorten the length of colds. It is unclear if supplementation affects the risk of cancer, cardiovascular disease, or dementia. It may be taken by mouth or by injection.

1. Promote the biosynthesis of collagen, which is conducive to the faster healing of wound healing;Promote the synthesis of collagen, prevent gum bleeding;Promote the growth of teeth and bones, prevent the gums from bleeding, and prevent joint pain and waist pain.

2. Promote the metabolism of tyrosine and tryptophan in amino acids and prolong the life of the body;Enhance the ability and immunity of the body to the external environment.

3. Improve the utilization of iron, calcium and folic acid;Improve the metabolism of fats and lipids, especially cholesterol, to prevent cardiovascular disease.

4. Insist on taking vitamin C on time, which can reduce skin melanin, and reduce dark spots and freckles, making skin white.

2. Product Specification

Product name

Vitamin C (Ascorbic acid)



Analysis results


White crystalline powder

White crystalline powder




Clarity of solution



Assay (%)



Loss on drying (%)



Residue on ignition (%)



Sulphate ash (%)



Specific rotation (°)



PH value (2% solution)

2.4 ~2.8


PH value (5% solution)

2.1 ~ 2.6


Melting range (℃)

About 190


Heavy metals (ppm)



Iron (ppm)



Copper (ppm)



Total plate count (cfu/g)



Arsenic (ppm)



Lead (ppm)



Cadmium (ppm)



Mercury (ppm)



3. Product Details

4. Product Qualification

We are specialized in food additives for many year. We have FDA, SGS, CNAS, ITAT, CO and health certificate etc.

5. Service And Shipping

6. FAQ

1. How to contact us?

You can choose your interested products and send inquiry to us.

You can dial our telephone directly, you will get our reply.

Send Email to us.

2. Can you provide free sample?


3. How about your factory's certification?

GMP, FAD, ISO, Kosher, etc.

4. How about the packing?

Usually we provide the packing as 25 kg / bag or carton. 

5. How about the validity of the products?

According to the products you ordered.

6. What documents you provide?

Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

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