Mainly used in electroplating industry, it is the main nickel salt of electroplating nickel and chemical nickel, and also the source of metal nickel ion, which can dissociate nickel ion and sulfate ion in electroplating process.
In hardening oil production, it is the catalyst for hydrogenation of oil.
Catalysts used in the pharmaceutical industry to produce oxidation reactions in vitamin C.
The inorganic industry is used as the main raw material to produce other nickel salts, such as nickel ammonium sulfate, nickel oxide, nickel carbonate, etc.
It is used in printing and dyeing industry to produce phthalic green and brilliant blue complexing agent.
In addition, it can also be used to produce nickel-cadmium batteries.