Basic Information:
Product Name: Zinc Sulphate Monohydrate or Heptahydrate
Chemical Formula: ZnSO4•nH2O(n=1 or 7)
Formula Weight(n=1): 179.47 g/mol
Formula Weight(n=7): 287.56 g/mol
HS CODE: 2833293000
Place of Origin: China
Product Description:
Zinc Sulphate contains Zinc Sulphate monohydrate and heptahydrate with the appearance of White or Off-white Crystal Powder and crystal powder, respectively. It can be used in agriculture as micronutrients Zinc fertilizer and feed additive as Zinc supplement.
Guaranteed Specifications:GB/T 25865-2010
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Specifications |
Zinc Sulphate Monohydrate (ZnSO4•H2O) |
Zinc Sulphate Heptahydrate (ZnSO4•7H2O) |
|
Appearance |
White or Off-white Powder |
Crystal Powder |
|
Purity(ZnSO4•nH2O) |
94.7%min (n=1) |
97.3%min (n=7) |
|
Zn Content |
34.5%min |
22.0%min |
|
Grinding size |
95%min (mesh 250 um) |
95%min(mesh 800 um) |
|
Free Acid (As H2SO4) |
0.1%max |
|
|
Pb |
10 ppm max |
|
|
Cr |
10 ppm max |
|
|
Hg |
5 ppm max |
|
|
As |
5 ppm max |
|
|
Cd |
10 ppm max |
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Production：
Zinc sulphate can be produced by reacting the raw material of containing zinc with sulfuric acid under the process of purification, concentration, recrystallization, dry and packing.
Applications:
Packaging:
We effectively solved the problem of the caking of fertilizer by improving the appearance and quality of packages such as the thickness of inner bags, the tightness of bags and loading capacity of outer bags.
All kinds of customized packages can be provided according to customer’s requirements.
JS International Industrial Limited, was established in 2006 in Changsha City, Hunan province. Now we have developed an integrated business platform regarding chemical products such as fertilizers, feed additives and rare metal superfine powder materials.
