Cobalt sulfate

　　 Molecular formula：CoSO₄.7H₂O
　　　Molecular weight: 281.1
　　　Property：Brown yellow or red crystal; density: 1.948g/cm3; totally soluble in 　　　　　　　　 water and methanol, slightly soluble in ethanol.

Index name	Technical grade	Chemically pure(CP grade)
Content(Co)% ≥	20.0	20.5
Chlorid (Cl)%≤	0.005	0.005
Nitrogen content (N)% ≤	0.05	0.05
Manganese (Mn)% ≤	0.02	0.02
Iron (Fe)% ≤	0.05	0.005
Nickel (Ni)% ≤	0.008	0.008
Copper(Cu)% ≤	0.005	0.005
Zinc (Zn)% ≤	0.02	0.02
Calcium (Ca)% ≤	--	0.025
Sodium (Na)% ≤	--	0.05
Lead (Pb)% ≤	--	0.002
Arsenic (As)% ≤	--	0.002
Insoluble substance in water % ≤	0.05	0.01

　　　Application area: Used as paint drier in coating industry, glaze for painted china in ceramic industry, additives for alkaline battery and lithopone in the battery industry. Also used in producing pigment containing cobalt and cobalt salt products. Besides, used as plating, catalyzer, feed additive and analytical reagent and so on.
　　　Package：25kg bag or pail.