Ferrous sulphate heptahydrate extrapure 500GM | |||
10700SG500 | 918700208KW | ||
Extrapure | 9187002 | ||
7782-63-0 | 98610 | ||
FeSO4.7H2O | November 2023 | ||
278.01 | October 2026 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Green crystalline powder, odourless, efflorescent in air. | Green crystalline powder, odourless, efflorescent in air. |
2 | Assay | 99.73% | min. 99.00% |
3 | pH(5% aq soln) | 3.68 | 3.0 - 4.0 |
4 | Chloride(Cl) | Less than 0.01% | 0.01% max |
5 | Copper(Cu) | Not detected | 0.005% max |
6 | Iron[Fe(III)] | Less than 0.20% | 0.20% max |
7 | Heavy metal(as Pb) | Not detected | 0.005% max |
8 | Manganese(Mn) | 0.043% | 0.1% max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |