China Factory Direct Electrolytic Copper, Low Price, 99% Cathode Copper Content, Find details about China Electrolytic Copper, Cathode Copper from Factory Direct Electrolytic Copper, Low Price, 99% Cathode Copper Content
Electrolytic Copper chemical composition | ||
Element group | Impurity elements | Content, not more than |
1 | Se | 0.00030 |
Te | ||
Bi | ||
2 | Cr | 0.0015 |
Mn | ||
Sb | ||
Cd | ||
As | ||
P | ||
3 | Pb | 0.0005 |
4 | S | 0.0015 |
5 | Sn | 0.0020 |
Ni | ||
Fe | ||
Si | ||
Zn | ||
Co | ||
6 | Ag | 0.0025 |