Oxalic acid dihydrate extrapure 500GM | |||
11070SG500 | 922020220BX | ||
Extrapure | 9220202 | ||
6153-56-6 | 100344 | ||
C2H2O4.2H2O | February 2024 | ||
126.07 | January 2029 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Colourless crystals free from efflorescence. | Colourless crystals free from efflorescence. |
2 | Solubility | Complies | 10% solution in water should be clear. |
3 | Assay | 99.82% | Min. 99.50% |
4 | Sulphated ash | 0.03% | 0.10% max |
5 | Chloride(Cl) | Less than 0.005% | 0.005% max |
6 | Sulphate(SO4) | Less than 0.02% | 0.02% max |
7 | Iron(Fe) | 0.0002% | 0.005% max |
8 | Heavy metal(as Pb) | Not detected | 0.005% max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |