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Xi'an Realin Biotechnology Co., Ltd
Xi'an Realin Biotechnology Co., Ltd
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Active Member
6 Years |
Brand Name : RL
Model Number : RL003
Certification : IS0 9001
Place of Origin : CHINA
MOQ : 1kg
Price : USD 15/kg
Payment Terms : Western Union, T/T，Paypal
Supply Ability : 5Ton/Month
Packaging Details : 1kg/foil bag, 5kg/foil bag, 25kg/fiber drum
CAS No. : 50-81-7
Other Names : L-Ascorbic Acid
MF : C6H8O6
EINECS No. : 200-066-2
Grade Standard : Cosmetic Grade, Feed Grade
Purity : 99%
Appearance : White powder
Shelf life : 2 years when properly stored
| Item | Standard |
| Appearance | White 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 ( ℃) | about 190 |
| Cadmium | ≤1 ppm |
| Lead | ≤2 ppm |
| Shelf Life | 2 years when properly stored. |
| Storage | Stored in dry and cool place, keep away from strong light and heat. |
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.
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