產品名:
工業(yè)級(HG/T2326-92) | 飼料級(HG/2934-2000) |
含量(ZnSO4.7H2O )≥98.0% | 含量(ZnSO4.H2O)≥97.3% |
鋅(Zn)≥22.51% | 鋅(Zn)≥22% |
PH值(50g/l溶液)≥3.0 | 砷(As)≥0.0005% |
氯化物≤0.2% | 鉛(Pb)≤0.0001% |
鉛(Pb)≤0.002% | 鎘(Cd)≤0.002% |
錳(Mn)≤0.001% | 細度(通過250um篩)≥95% |
鎘(Cd)≤0.002% | |
鐵(Fe)≤0.005% | |
銅(Cu)≤0.002% | |
水不溶物≤0.02% |