CAS No : 50-81-7
Einecs No : 200-066-2
HS Code : 29362700
Grade Standard : BP/USP 99%min
Appearance : White crystalline powder
Packaging Details : 25KG/CTN
Application : vitamin C used for treatment of scurvy, the prevention of gingival recession, bleeding, prevent atherosclerosis, antioxidants, anemia, cancer, protects cells, detoxification, protect the liver, improve human the immune system, improve the body's emergency response capacity.
The main role of vitamin c is to improve immunity, prevent cancer, heart disease, stroke, protect teeth and gums, etc. In addition, the E300 can also insist on taking the time to reduce skin hyperpigmentation, thereby reducing dark spots and freckles, white skin. E300-rich foods are cauliflower, green peppers, oranges, grape juice, tomatoes, etc., can be said in all the vegetables, fruits, E300 content is a lot. U.S. experts believe that the optimum amount of E300 per person per day should be 200 to 300 mg, the lowest of not less than 60 mg of E300, half a cup (about a hundred ml) fresh orange juice is sufficient to satisfy the minimum amount.
Item | Specification |
Name | Vitamin C |
Appearance | White crystalline powder |
Fomula | C6H8O6 |
Identification | Positive reaction |
Melting point | 190 ºC |
PH value(with 2% water solution) | 2.4~2.8 |
PH value(with 5% water solution) | 2.1~2.6 |
Clarity of solution | Clear |
Colour of solution | ≤BY7 |
Copper | <5 ppm |
Heavy metal | ≤10 ppm |
Mercury | ≤1 ppm |
Lead | ≤2 ppm |
Arsenic | ≤3 ppm |
Cadmium | ≤1 ppm |
Oxalic Acid | ≤0.2% |
Iron | ≤2 ppm |
Impurity E | ≤0.2% |
Loss on Drying | ≤0.4% |
Sulphated Ash(Residue on ignition) | <0.1% |
Specific Optical rotation | +20.5 -- +21.5 º |
Residual Solvents | Pass |
Assay | 99.0 - 100.5% |
vitamin C physiological functions
1 to promote collagen biosynthesis. E300 conducive to faster healing of wound tissue.
2, to promote the amino acids tyrosine and tryptophan metabolism and prolong life of the body.
3, E300 can improve iron, calcium and folic acid use.
4, to improve the fat and lipid metabolism, especially cholesterol, prevent cardiovascular disease.
5, to promote the growth of teeth and bones, to prevent gum bleeding, to prevent joint pain, low back pain
6, E300 can enhance the body of the external environment of the anti-stress and immunity.
7, water-soluble powerful antioxidants, E300s main role in the body solution.
8, strong connective tissue.
9, to promote collagen synthesis and prevent bleeding gums.
