Chemical formula:CoSO4.7H2O

Appearance:red crystalline, molecular weight:281.10,opposite density:1.948,melting point:96.8oC,in 420oC,lose 7 crystal water to anhydrous。Dissolve easily in the water(3oC,60.4g/100ml;70oC,67g/100ml)and methyl alcohol,tiny dissolve in the ether,do not dissolve in the ammonia,easy airslake in the air.

Purpose:as a paint catalyzer in the dope industry,as a enamel remedy of color china in the porcelain and ceramics industry,used to produce the cobaltic pigment and as a raw material for producing every kind of cobalt salt in the chemistry industry,as a additive for producing the alkaline battery and the lithopone in the battery industry,still used to electroplate, catalyst, feed additive, and analytical reagent etc. .
Quality certificate

Purpose :used to produce the cobalt salt, paint catalyzer, cobaltic pigment, enamel remedy of color china, additive of alkaline battery and electroplate tec. .
storage:deposit in the dry place, can’t affect by hot, damp, rain and sunlight, avoid bulk.

CoSO4.xH2O(Co10-20%)

Quality certificate:

Element	Spec 1	Spec 2	Spec 3
Co %≥	10	15	20
Pb %≤	0.005	0.005	0.005
As %≤	0.0005	0.0005	0.0005
Cd %≤	0.002	0.002	0.002

Purpose :used to produce the cobalt salt and cobaltic fertilizer.

CoSO4.xH2O(Co33-35%)

Quality certificate:

Element	Spec1	Spec 2
Co %≥	33	35
Cl %≤	-	0.1
Ni %≤	-	0.1
Pb %≤	0.005	0.005
As %≤	0.0005	0.0005
Cd %≤	0.002	0.002
Hg %≤	0.005	0.005
Size ≥	95	95

Purpose : used to produce the cobalt salt, paint catalyzer, feed additive etc.

Cobalt sulphate(Feed grade)

Quality certificate: Element Top quality product First-rate product Co %≥ 21 20 Insoluble %≤ 0.02 0.02 As %≤ 0.0005 0.0005 Cd %≤ 0.002 0.002 pb % 0.0005 0.0005 Action :append the cobalt sulfate to the feed can prevent and cure the anemia of the animal, improving the blood capacity and the ability of the bloods transport oxygen. It contain good prevention and cure function for descending the appetite of the animal, producing the milk quantity, the breed ability lower and animal death rate.

Cobalt sulphate(Techno grade)

Quality certificate: level AY A B Z Co ≥ 20 or 21. 20 or 21. 20 20 Fe ≤% 0.0015 0.005 0.02 Ni % 0.001-0.1 0.001-0.1 0.01-0.2 Mn ≤% 0.001 0.02 0.05 Cu ≤% 0.001 0.01 0.05 Pb ≤% 0.001 0.01 0.05 Zn ≤% 0.001 0.01 Ca+Mg≤% 0.1 0.1 Insoluble ≤% 0.01 0.02 0.03 Co 20-21 %w/w Zn 1-300 ppm Ni 0-1000 ppm Ca 0-500 ppm Cu 0-100 ppm Fe 0-100 ppm Mn 0-300 ppm Ca+Mg 0.2 % Purpose :used for mining and metallurgy. Used to produce cobalt salt, paint catalyzer, electroplate and choose the materiel in the mine. Used for mining and metallurgy Quality certificate:(with client’s request)