CASR |
: | 10034-96-5 |
Molecular Formula |
: | MnSO4.H2O |
Molecular Weight |
: | 169.02 |
| Specifications | |
|---|---|
| Appearance: | Pink or almost white solid. |
| Solubility: | Freely soluble, practically insoluble in ethanol (96%) |
| Assay (Complexometric): | 98.0% - 102.0% (MnSO4.H2O) |
| Assay: | 99.0% - 101.0% (Complexometric, calc. on the ignited basis) |
| Identification (Sulfate): | A white precipitate should form |
| Identification by Chemical test: | A pale pink precipitate is formed which dissolves on the addition of 1 mL of anhydrous acetic acid |
| Appearance of solution: | Solution S is not more opalescent than standard solution |
| Chloride (Cl): | NMT 0.005% |
| Heavy metals (as Pb): | NMT 0.002% |
| Arsenic (As): | NMT 0.0003% |
| Calcium (Ca): | NMT 0.01% |
| Cobalt (Co): | NMT 0.0005% |
| Iron (Fe): | NMT 0.001% |
| Nickel (Ni): | NMT 0.0015% |
| Lead (Pb): | NMT 0.0004% |
| Selenium (Se): | NMT 0.003% |
| Zinc (Zn): | NMT 0.005% |
| Substances not precipitated by ammonium sulfide (as SO4): | NMT 0.5% |
| Loss on ignition, 500°C: | NMT 10.5% - 12.0% |
