NO. | ITEM | STANDARD SPECIFICATION | ||||
1 | Antimony≥ | 4N5 | 5N | 5N5 | 6N | 7N |
99.995% | 99.999% | 99.9995% | 99.9999% | 99.99999% | ||
2 | Impurity | PPMwt Max Each | ||||
Ag | 1.0 | 0.05 | 0.05 | 0.01 | 0.002 | |
Cu | 1.0 | 0.05 | 0.05 | 0.01 | 0.002 | |
Mg | 2.0 | 0.20 | 0.20 | 0.05 | 0.005 | |
Ni | 1.0 | 0.20 | 0.20 | 0.05 | 0.005 | |
Zn | 5.0 | 0.50 | 0.50 | 0.05 | 0.020 | |
Fe | 5.0 | 0.50 | 0.50 | 0.05 | 0.020 | |
Cd | 1.0 | 1.00 | 1.00 | 0.01 | 0.003 | |
Pb | 10.0 | 0.50 | 0.50 | 0.05 | 0.005 | |
Bi | 5.0 | 0.20 | 0.20 | 0.02 | 0.001 | |
Si | 5.0 | 1.00 | 1.00 | 0.10 | - | |
Mn | 1.0 | 0.05 | 0.50 | 0.01 | 0.001 | |
Au | 1.0 | 0.20 | 0.20 | 0.05 | 0.020 | |
As | 5.0 | 1.00 | 0.50 | 0.30 | 0.020 | |
S | 10.0 | 0.50 | 0.50 | 0.10 | - | |
Total | 50 | 10 | 5 | 1 | 0.1 | |
3 | Size | 3-25mm irregular lump 90% min, D40XL200/D15XLmm rod, 1-6mm shot | ||||
4 | Packing | 2kgs is in polyethylene bottle, 20kgs/10 bottles in one carton box |