Formula: XNiSO₄6H₂O YNiSO₄7H₂O

Appearance: emerald crystal

Chemical Compositions:

Grade	Ni (%)	Impurity , , %
		Fe	Cu	Pb	Zn	Na	Ca	Mg	water insoluble substance
Grade A	22.0	0.0004	0.0005	0.0005	0.0005	0.0010.003	0.001	0.001	0.01
Grade B	21.0	0.002	0.002	0.002	0.004	-	-	-	0.03

Uses: grade A product can be used for electroplating or other industry; grade B for storage battery

Packing: 25 kg N.W. in plastic lined knitted bag.