Basic information MF:ZnSO4.H2O Odour:odourless Appearance:white powder or granular HG:3277-2000 EINECS NO: 231-733-3 Physical Description
Mol Weight: 179.45
Appearance: white crystalline powder or granular
Odour: Odorless
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 Specifications High purity, lower heavy metal.
ITEMS | UNIT | Zinc Sulphate monohydrate powder (feed grade) | Zinc Sulphate monohydrate granular (fertilizer grade) |
Zn | %min | 35 | 30;33 |
Cd | (ppm) max | 10 | ◊ 10 |
Pb | (ppm) max | 10 | ◊ 10 |
As | (ppm) max | 5 | ◊ 5 |
size | —— | —— | 0.5-1mm,1-2mm;2-4mm |
Uses It is mainly used as raw material for the production of lithophone 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 in feed additive and trace element fertilize, etc. Storage Dry and hermetic.