The chemical formula Ni(HCOO)2·2H2O. Molecular weight 184.76. Nickel formate, also known as nickel formate, is a green monoclinous crystal or crystalline powder with a relative density of 2.154. It is decomposed into nickel, carbon monoxide, carbon dioxide, hydrogen, water and methane at 180 ~ 200℃. Soluble in water. It is obtained by the action of nickel sulfate solution with sodium formate or the dissolution of nickel hydroxide in formic acid.
Formula weight: 184.77g/mol (148.74anhy)
Melting Point: 130-140°C -2H2O
Density 2.15 g/ml
Appearance: Green Powder
Sensitivity: Ambient temperatures.
Solubility: In the range 180-200° decomposes to Ni, CO, CO2, H2, H2O, CH4. Partially soluble in water
Nickel(II) formate dihydrate is used in nickel catalyst preparations. It is also used as a biochemical for proteomics research.