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TNN Ascorbic acid/Vitamin C

TNN Ascorbic acid/Vitamin C

TNN Ascorbic acid/Vitamin C
TNN Ascorbic acid/Vitamin CTNN Ascorbic acid/Vitamin CTNN Ascorbic acid/Vitamin CTNN Ascorbic acid/Vitamin C
CategoriesPharmaceutical raw materials
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Update Time2020-07-02
Detail Information
Product Parameter

White or almost white, crystalline powder or colourless crystals
Melting point
About 190℃. with decomposition
Infrared absorption spectrum
Infrared absorption spectrum accord with the referance spectrum of ascorbic acid CRS
PH(With 5% water solution)
PH(With 2% water solution)
Appearance of solution  
Clarity; clear; colour: ≤BY7
Loss on drying
Impurity E
Related substance
Impurity C: ≤0.15%
Impurity D: ≤0.15%
Unpecified impurities:≤0.10%
Total impurities:≤0.20%
Copper ≤5.0ppm
Iron ≤2.0ppm
Arisenic ≤3.0ppm
Lead ≤2.0ppm
Mercury ≤1.0ppm
Cadmium ≤1.0ppm
Heavy metals ≤10ppm
Sulphated ash ≤0.1%
Assay:99.0% ~ 100.5% 

CAS No.:50-81-7

Other Names: Ascorbic acid


EINECS No.:200-066-2

Place of Origin: China (Mainland)

Grade Standard: Cosmetic Grade, Feed Grade, Food
Grade, Medicine Grade

Usage: Animal Pharmaceuticals

Brand Name: TNN

Model Number: BP USP EP

Purity:99% min

Packing & Delivery

25kg Carton box ,1 FCL=20MT                      

1. Ascorbic acid (vitamin C) is used to prevent or treat low levels of vitamin C in people who do not get enough of the vitamin from their diets.

2. Ascorbic acid and its sodium, potassium, and calcium salts are commonly used as antioxidant food additives.

3. Ascorbic acid is easily oxidized and so is used as a reductant in photographic developer solutions(among others)and as a preservative.

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