product specification
| Ferrous Sulphate (FeSO47H2) | |
|---|---|
| Test Solution (10%w/v in water + 1ml sulphuric acid) | Solution is clear and bluish-green |
| Assay as FeSO4.7H2O, min | 99.0% |
| pH value (5% Solution) | 3.0 – 4.0 |
| Maximum limit of Impurity : | |
| Chloride as Cl | 0.0005% |
| Heavy Metals as Pb | 0.0001% |
| Copper as Cu | 0.001% |
| Ferric as Fe+3 | 0.05% |
| Arsenic as As | 0.00004% |
| Nitrogen as N | 0.001% |
| Phosphate as PO4 | 0.001% |
| Sodium as Na | 0.02% |
| Calcium as Ca | 0.005% |
| Magnesium as Mg | 0.005% |
| Manganese as Mn | 0.05% |
| Potassium as K | 0.002% |
| Zinc as Zn | 0.001% |
Commercial also available.
