CAS: 10101-97-0 EC No: 232-104-9 MDL No: MFCD00149813 RTECS: QR9600000 UN No: UN3288; Haz Class: 6.1; Packing Group: III Crystalline/Powder Linear Formula: NiSO₄·6H₂O MW: 262.86 Density (g/mL): 2.070