1. Molecular formula: NiCl2.6H2O
2. Molecular weight: 237.7
3. Facies: Green crystalline powder

4. Elements standard(%): Ni 24.3%
Co 0.50%, Fe 0.010%, Cu 0.002%, Pb 0.002%, Zn 0.006%, Cd 0.005%,
As 0.001%, Insoluble matter 0.04%, Cr 0.005%, NO3 0.01%

Properties:
It effloresces in dry air, deliquescent in moist air, soluble ethanol and ammonia water.

Applications:
Used in producing various nickel compounds, antiseptic applied to nickel plating and as a analytical reagent etc.