Sell Zinc Sulphate Heptahydrate

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Product Name: Zinc Sulphate Heptahydrate

Molecular Formula: ZnSO4.7H2O

Molecular Weight: 287.54

Property: Colorless, orthorhombic system, prism crystal, its relative density is 1.957 and melting point is 100*C, easily soluble in water (it is in the state of 96.5g/100ml water at 20*C and in the state of 663.6g/100ml at 100*C)

Uses: It can be used as the raw material of light convergence and rubber products. It can also be used in compounding calamine and as the skin protectant, as well as the main raw material for the production of artificial silk, petroleum and desulphurization agent & catalyst in chemical fertilizer industry. It can also be applied widely in the rubber product, paint, medicine and other chemical products.

Packing: Plastic woven bag of net 25kg/bag, 50kg/bag or 1ton/bag. (or according to the requirement of customer

Industrial Grade (HG/T2326-92) : Feed Grade (HG/2934-2000)
Content (ZnSO4.7H2O) >=98.0%: Content (ZnSO4.7H2O) >=98.0%
Zinc (Zn) >=22.51%: Zinc (Zn) >=22%
PH Value (50g/l Solution) >=3.0: Arsenic (As) >=0.0005%
Chloride<=0.2%; Lead (Pb) <=0.0001%
Lead (Pb) <=0.002%: Cadmium (Cd) <=0.002%
Manganese (Mn) <=0.001%: Fineness (Passing Through 250um Screen Cloth>=95%

Cadmium (Cd) <=0.002%
Iron(Fe) <=0.005%
Copper (Cu) <=0.002%
Water Insoluble<=0.02%