Complaint
| Item | Standard |
| Appearance | White crystalline powder |
| Identification | Positive |
| Clarity of solution | Clear |
| Assay (%) | 99.0~100.5 |
| Loss on drying (%) | ≤ 0.40 |
| Residue on ignition (%) | ≤ 0.10 |
| Sulphate ash | ≤ 0.10 |
| Specific rotation | from +20.5 to +21.5 |
| PH value (2% solution) | 2.4 ~ 2.8 |
| PH value (5% solution) | 2.1 ~ 2.6 |
| Heavy metals | ≤3 ppm |
| Iron | ≤2 ppm |
| Copper | ≤2 ppm |
| Total plate count | ≤ 1000 cfu/g |
| Arsenic | ≤1 ppm |
| Mercury | ≤1 ppm |
| Organic volatile impurities | Meets the requirements |
| Chloride (Cl) (%) | ≤ 0.30 |
| Melting point ( ºC) | about 190 |
| Cadmium | ≤1 ppm |
| Lead | ≤2 ppm |
| Storage | in the shade |
| Packing | 25kg/bag |
Features and Advantages:
1. Treatment of scurvy
2. Prevent gum atrophy
3. Prevention of arteriosclerosis
4. Treatment of anemia
5. Anti-cancer
6. Improve the body's immunity
7. Prevents pigmentation, prevents chloasma and freckles, and keeps skin white and delicate
8. Vitamin C is a water-soluble vitamin that is an essential nutrient for higher primates and other minorities.
Application
Vitamin C is widely used in many fields such as food , beverage, breedingand forage additives. Itis main functions reflected in following 5 aspects:Also as Nutritional supplements; anti-oxidants;protecting reagent. Control scurvy, alveolar pyorrhea, anemia, loss of appetite and so on. Canenhance resistance to infectious diseases. In addition,it still applied in
1. Food Additive :As antioxidant and food nutrition enhancer, Vitamin C is used in flour product, beer, candy, jam, can, drink, dairy products
2. Medicine use:Vitamin medicines, prevent scurvy, and a various of drugs for acute or chronic infectious diseases, purpura, dental caries, gingival abscess, anemia
3. Cosemtic Material:Vitamin C can promote collagen formation, its antioxidation, can restrain pigment spot
