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Add: 2507 Room,DanGuiYaYuan,
GuiHua Road 171, Changsha City.
Tel: +86-731-85466994 85562546
Contact: WangJian 13908474108
Li Hui 13707315285
Yang Weisheng 13974810429
Fax: +86-731-85468325
Post code: 410007
E-mail: marketing@lantianchem.com |
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Zinc sulphate Heptahydrate(ZnSO4•7H2O)
| Industrial grade((HG/T2326-92)) |
| Purity(ZnSO4•7H2O) |
≥97% |
| Zinc(Zn): |
≤22% |
| Water insoluble: |
≤0.05% |
| Heavy metal(Pb) |
≤0.002% |
| Arsenic (As) |
≤0.0005% |
| Cadmium (Cd) |
≤0.002% |
| Forage grade (HG/2934-2000) |
| Purity |
≥97.3% |
| Zinc(Zn): |
≤22% |
| Arsenic (As) |
≤0.0005% |
| Heavy metal(Pb) |
≤0.002% |
| Cadmium (Cd) |
≤0.002% |
| (250um sieve ) |
≥95% |
Packing:Net weight 25kgs, 50kgs per each plastic woven bag, or 1000kgs per each package
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