| Customization: | Available |
|---|---|
| CAS No.: | 50-81-7 |
| Formula: | C6h8o6 |
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Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives.
1.Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell.
2.Prevent formation of nitrous amine from nitrous acid in meat products.
3.Improve dough quality and make baked food expand to its maximum.
4.Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures.
5.Used as nutritional element in additives,Feed additives.
★Application
1.Food Grade: As antioxidant and food nutrition enhancer, Vitamin C is used in flour product, beer, candy, jam, can, drink, dairy products .
2.Medicine Grade: Vitamin medicines, prevent scurvy, and a various of drugs for acute or chronic infectious diseases, purpura, dental caries, gingival abscess, anemia .
3.Cosmetic Material: Vitamin C can promote collagen formation, its antioxidation, can restrain pigment spots.
| Item | Standard |
| Appearance | White or almost white, crystalline powder or colourless crystals |
| Melting point | About 190ºC. with decomposition |
| Infrared absorption spectrum | Infrared absorption spectrum accord with the referance spectrum of ascorbic acid CRS |
| PH(With 5% water solution) | 2.1-2.6 |
| PH(With 2% water solution) | 2.4-2.8 |
| Appearance of solution | Clarity; clear; colour: ≤BY7 |
| Specific optical rotation | 20.5ºC- 21.5ºC |
| Loss on drying | ≤0.4% |
| Impurity E | ≤0.2% |
| 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% |
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