Cupric sulphate anhydrous extrapure 500GM | |||
12510SG500 | 909090209EW | ||
Extrapure | 9090902 | ||
7758-98-7 | 94363 | ||
CuSO4 | May 2023 | ||
159.6 | April 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Appearance | Greenish-Grey powder, very hygroscopic. | Greenish-Grey powder, very hygroscopic |
2 | Solubility | Complies | Freely soluble in water, slightly soluble in methanol, insoluble in ethnaol (96%) |
3 | Assay | 99.7% | min.99.0% |
4 | Chloride (Cl) | Less than 0.01% | 0.01% max. |
5 | Iron (Fe) | Less than 0.05% | 0.05% max. |
6 | Loss on drying,130°C | 0.5% | 1.0% max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |