Selling Parameters
| Zinc sulphate Industrial grade HG/T2326-2005 |
| Item | I ZnSO4·H2O Industrial grade | II ZnSO4·7H2O Industrial grade |
| High-class | First-class | Qualified | High-class | First-class | Qualified |
| Toatl content as ZnSO4·H2O,% ≥ | 98 | 97 | 95 | —— | —— | —— |
| Toatl content as ZnSO4·7H2O,% ≥ | —— | —— | —— | 99 | 97 | 92 |
| Total content as Zn% ≥ | 35.7 | 35.34 | 34.61 | 22.51 | 22.06 | 20.92 |
| water insoluble,% ≤ | 0.02 | 0.05 | 0.1 | 0.02 | 0.05 | 0.1 |
| PH(50g /L solution) ≥ | 4 | 4 | —— | 3 | 3 | —— |
| chloride( as Cl ),% ≤ | 0.2 | 0.6 | —— | 0.2 | 0.6 | —— |
| Plumbum ( Pb ),%≤ | 0.002 | 0.007 | 0.01 | 0.001 | 0.01 | 0.01 |
| Iron ( Fe ), %≤ | 0.008 | 0.02 | 0.06 | 0.003 | 0.02 | 0.06 |
| manganese ( Mn ),%≤ | 0.01 | 0.03 | 0.05 | 0.005 | 0.1 | —— |
| Cadmium ( Cd ),%≤ | 0.002 | 0.007 | 0.01 | 0.001 | 0.01 | —— |
Company Profile
we are a professional manufacturer and supplier,we have been chemical producing for many years,our products have enjoyed a good reputation in the world with it's good quality and reasonable price.so choose us is right.
China (Mainland)
