No. | Item | Standard Specification | ||
1 | Bismuth ≥ | 5N | 6N | |
99.999% | 99.9999% | |||
2 | Impurity PPMwt Max Each |
Cd | 0.2 | 0.10 |
Au | 0.2 | - | ||
Ni | 0.2 | 0.05 | ||
Zn/Al/Mg | 0.5 | 0.10 | ||
Pb | 0.5 | 0.10 | ||
Fe/ /As | 0.5 | 0.10 | ||
Sn/Cr | 0.5 | - | ||
Ag/Cu | 1.0 | 0.02 | ||
Total | 10ppm | 1.0ppm | ||
3 | Size | 65x10x15mm/110g or 50x10x100mm/450g bar, or 1kg Chunk | ||
4 | Packing | 0.5kg, 1kg in sealed plastic bag, carton box outside. |