No. |
Item |
Standard Specification |
||
1 |
Copper ≥ |
5N |
6N |
|
99.999% |
99.9999% |
|||
2 |
Impurity PPMwt Max Each |
Ag |
1.0 |
- |
Bi |
0.5 |
0.10 |
||
Fe |
1.0 |
0.10 |
||
Mg/Mn/Pb/Se |
0.5 |
0.05 |
||
Ni |
1.0 |
0.05 |
||
Sb |
0.5 |
0.10 |
||
Co/Zn |
1.0 |
0.10 |
||
Si |
1.0 |
- |
||
Total |
10ppm |
1ppm |
||
3 |
Size |
80x40x4mm Bar or small round nugget/cylinder |
||
4 |
Packing |
1kg in plastic bag, carton box outside |