| Description |
Bluish green crystals or light green, crystalline powder. Efflorescent in air. On exposure to moist air, the crystals rapidly oxidise and becomes brown
|
Solubility |
Very soluble in boiling water; freely soluble in water; practically insoluble in ethanol (95%)
|
| Identification |
It gives the reaction (A) ferrous salts and the reactions of sulphates
|
Appearance of solution |
Solution should not more opalescent than opalescent standard OS2
|