CAS: 7791-20-0 EC No: 231-743-0 MDL No: MFCD00149809 RTECS: QR6480000 UN No: UN3288; Haz Class: 6.1; Packing Group: III Crystalline Linear Formula: NiCl₂·6H₂O MW: 237.69 Density (g/mL): 1.92