Specifications of Copper Sulphate (Powder)
| PARAMETERS TO BE CHECKED | SPECIFICATIONS |
| Appearance | Blue uniform crystalline powder |
| Copper (Cu) | 24.0% min |
| Assay on dry basis % | 96.00% min |
| pH value of aqueous solution | 3.0 to 4.5 |
| Cadmium (Cd) | 10 ppm max |
| Lead (Pb) | 100 ppm max |
| Arsenic (As) | 50 ppm max |
| Solubility | Soluble in water |
- CAS Number: 7758-99-8
- Chemical Formula: CuSO₄5H₂O
