CASR |
: | 7783-83-7 |
Molecular Formula |
: | NH4Fe(SO4)2.12H2O |
Molecular Weight |
: | 482.18 |
Specifications | |
---|---|
Appearance: | Violet solid |
Aqueous solubility: | Soluble |
Assay: | 98.5 - 102.0% Fe(SO4)2NH4.12(H2O) |
Insoluble matter: | 0.01% Max. |
Chloride(Cl): | 0.001% Max. |
Nitrate (NO3): | 0.01% Max. |
Calcium (Ca): | 0.01% Max. |
Copper (Cu): | 0.003% Max. |
Magnesium (Mg): | 0.005% Max. |
Potassium(K): | 0.005% Max. |
Sodium(Na): | 0.02% Max. |
Zinc (Zn): | 0.003% Max. |
Ferrous ion(Fe++): | Passes test |