Item | Agriculture | Industry grade | Feed grade | Electroplating grade |
Purity%≥ | 96% | 98% | 99% | 98% |
CU CONTENT%≥ | 24.5 | 25 | 25.1 | --- |
AS(mg/kg)≤ | 25 | 25 | 4 | 5 |
PB(mg/kg)≤ | 125 | 125 | 5 | 10 |
CD(mg/kg)≤ | 25 | 25 | 0.1 | --- |
Hg(mg/kg)≤ | --- | --- | 0.2 | --- |
Ca(mg/kg)≤ | --- | --- | --- | 5 |
Fe(mg/kg)≤ | --- | --- | --- | 20 |
Co(mg/kg)≤ | --- | --- | --- | 5 |
Ni(mg/kg)≤ | 5 | |||
CI(mg/kg)≤ | --- | --- | --- | 20 |
Zn(mg/kg)≤ | --- | --- | --- | 10 |
WATER LINSOLUBLE MATTER%≤ | 0.2 | 0.2 | 0.5 | 0.5 |
H2SO4%≤ | 0.2 | 0.2 |