L(+) Tartaric acid extrapure 500GM | |||
11770SG500 | C01940226JW | ||
Extrapure | C019402 | ||
87-69-4 | 98659 | ||
C4H6O6 | October 2023 | ||
150.09 | September 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Almost white crystalline powder. | White or almost white, crystalline powder or colourless crystals. |
2 | Solubility | Complies | 10% solution in water should be clear. |
3 | Assay (acidimetric) | 99.76% | Min. 99.00% |
4 | Melting range | 170°C | 169° - 171°C |
5 | Loss on drying,105°C | 0.1% | 0.5% max |
6 | Sulphated ash | 0.007% | 0.05% max |
7 | Chloride (Cl) | Less than 0.002% | 0.002% max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |