NICKEL SULPHATE Molecular formula: NiSO4.6H2O Ni: 21.0% min Co: 0.20% max Fe: 0.002% max Cu: 0.002% max Pb: 0.001% max Zn: 0.003% max Insoluble: 0.03% max Packing: N.W. 25kg/ kraft bag
