Zinc sulphate hepta powder

Specifications Zinc sulphate hepta powder

1)20 years experience of exporting

2)Certification:ISO 9001:2008

Classification:sulphate

  Products Name: Zinc sulphate hepta powder     Basic description  
Formula: ZnSO4·7H2O CAS No.: 7446-20-0 HS Code: 283329300
EIENCS: 231-793-3
Quality:ISO9001:2008Certification   Physical Description
Mol Weight: 287.54
Appearance: zinc sulphate heptahydrate powder Odour: Odourless
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. The anhydrous salt forms at 280 degree C
Boiling Point: 740 C (Decomposes)
Density: 3.28

 Specification  

Item	Feed Grade (powder)	Industry Grade	Fertilizer  Grade
Purity	98%min	98%min	98%min
Content	21.5%min	21.5%min	21.5%min
Pb	10ppmMax	10ppm Max	10ppm Max
As	5ppm Max	5ppm Max	5ppm Max
Cd	10ppm Max	10ppm Max	10ppm Max
Fineness	40-60mesh	40-60meshMax	40-60meshMax

  Usage    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.               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.                Packing Packed in 20/ 25kg bags or 1100/1350kg bags with inner bags on pallets or without pallets.   Storage Dry and hermetic.