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manufacturing process Zinc Sulphate
manufacturing process Zinc Sulphate
Supplier Info
[China Supplier]
Contact Person : Mr. Chen William
Tel : 86-772-2611982
Fax : 86-772-2611983
Product Detail
Zinc Sulphate Heptahydrate Zn: 21%, 22% min, Zinc Sulphat Monohydrate Zn: 35%min, Zinc Sulphate Granular 2-4mm, Pb/As/Cd: 10ppm

Zinc Sulphate

 

IUPAC name

Zinc sulfate

Other names

White vitriol / Goslarite

CAS number

7733-02-0 7446-19-7 (monohydrate)7446-20-0 (heptahydrate)

EINECS

231-793-3

Applications

The main application is as a coagulant in the production of rayon. It is also a precursor to the pigment lithopone. Zinc sulfate is used to supply zinc in animal feeds, fertilizers, and agricultural sprays. Zinc sulfate, like many zinc compounds, can be used to control moss growth on roofs. It is used as in electrolytes for zinc plating, as a mordant in dyeing, as a preservative for skins and leather and in medicine as an astringent and emetic.

Minerals

As a mineral ZnSO4·7H2O is known as goslarite.

 

 

                                                     Specification 

 

Product

Zinc sulphate heptahydrate

Zinc sulphate monohydrate

Zn

21% min

35% min

As

10ppm Max

5 ppm

Cd

10ppm Max

10ppm

Pb

15ppm Max

10ppm

Hg

5ppm Max

 

Fe

100ppm Max

100ppm

Insoluble matter in water

0.05% Max

0.01% Max

Appearance

White & Free Flowing Crystal,

None Caking Material.

Fine white Free Flowing Powder.

Snow white Color.

Granular

Zn: 21% min.  Pb/As/Cd: 10 ppm max,

Size: 2-4 mm or 1-3 mm

Zn: 33.5% min,

or 36% min (Bangladesh Standard)

  Pb/As/Cd: 10 ppm max,

 Size: 2-4mm, 1-3mm

manufacturing process Zinc Sulphate

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