Ascorbic acid Food Grade FinSQ 25KG (5X5) | |||
22220S5K25 | 265205731HR | ||
Food Grade | 2652057 | ||
50-81-7 | 47777 | ||
C6H8O6 | August 2018 | ||
176.13 | July 2021 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | White to slight yellow, odourless crystalline powder: melting point about 190°C with decomposition. | White to slight yellow, odourless crystalline powder: melting point about 190°C with decomposition. |
2 | Solubility | Passes | Freely soluble in water, sparingly soluble in ethanol; insoluble in ether. |
3 | colour reaction | Passes | Passes test |
4 | Reducing reaction | Passes | Passes test |
5 | Loss on drying | 0.3% | NMT 0.4% (Over H2SO4 in a vacuum, 24hr) |
6 | Specific rotation | +20.99° | Between +20.5° to + 21.5° |
7 | Ph(1 in 50 soln) | 2.61 | 2.4 - 2.8 |
8 | Sulphated ash | 0.049% | Not more than 0.1% |
9 | Lead (pb) | Less than 2 mg/kg | NMT 2 mg/kg |
10 | Assay (on dried basis) | 99.12% | Not less than 99.0% |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |