| ≥1 piece |
Food additives sodium ascorbate grade L-Ascorbic Acid Sodium Salt
1 White crystal or crystalline powder. Odorless. Sour.Flash point 99.
Melting point 187 ~ 192. Browned gradually by light. Dry conditions remained stable in the air, but in solution rapidly degenerate when in the presence of air. It is stable when PH value of 3.4 ~ 4.5. About 1g of this product soluble in 5ml water and 30ml ethanol.
0.5% solution PH value of 3 and 5% for 2. Insoluble in chloroform, ethyl ether, non-volatile oil and benzene. Strongly reduced and polyphenol oxidase inhibitory effect, it added to beer, fruit juice, etc. can be used as antioxidants in food.
2 APPLICATION:
Nutritional supplements. Antioxidants; color agent. Enhance resistance to infectious diseases. Can be used for beer, fermented flour products, carbonated drinks, tea drinks, juice drinks, milk beverages, milk candy, canned fruit jelly, broth, children's cereal preparations, meat products, baking products.
3 Packing: 25kg/ carton
| Item | Specification | Result |
| Appearance | White to slightly yellow crystalline powder | White crystalline powder |
| Identification | Positive | Positive |
| Heavy Metals | 0.001% max | <0.001% |
| Lead | 0.0002% max | <0.0002% |
| Arsenic | 0.0003% | <0.0003% |
| Mercury | 0.0001% max | <0.0001% |
| Zinc | 0.0025% max | <0.0025% |
| Copper | 0.0005% max | <0.0005% |
| Specific rotation | +103-+108° | +104° |
| PH (10%, W/V) | 7.0-8.0 | 7.5 |
| Loss on Drying | 0.25% max | 0.06% |
| Assay | 99.0%-101.0% | 99.40% |
| Particle size: | 90% min | 99.20% |
| Through US 40mesh | ||
| Residual solvents | Meets USP requirement | |