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Zinc Sulphate Heptahydrate
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Formula
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ZnSO4. 7H2O
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CAS No
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7446-20-0
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Basic information
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Appearance
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White crystalline powder
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HS Code
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283329300
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EIENCS
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231-793-3
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Detail Information
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HG
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Mol Weight
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287.56
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Odour
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odourless
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Melting Point
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Melting Point: It loses water at 30 degree C to give the hexahydrate and more water is lost at 70 degree C to form the monohydrate. Lose hexahydrate at 100 degree,The anhydrous salt forms at 280 degree C
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Density
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1.957
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zinc sulphate hepthydrate
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Content 98%min
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Item
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Unit
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Specification
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Zn Content
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%min
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21
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Specification
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Pb
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ppm Max
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10
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As
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ppm Max
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5
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Cd
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ppmMax
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10
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Use
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ZnSO4 is mainly used as raw material for the production of lithopone and zinc salts. It is also used in synthetic fiber industry, zinc plating, Pesticides, flotation, fungicide and water, purification. In agriculture, it is mainly used as feed additive and trace element fertilizer,, etc.
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Package
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20/25 kg bags with plastic woven bag, or 1250/1350 kg bags with inner bags on pallets or according to your request.
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Storage
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Dry and hermetic
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