7N Grade(99.99999%)
| Purity | wt% | 99.99999 up | |||||
|---|---|---|---|---|---|---|---|
| Impurity | ppm(wt) | Element | Standard | D.Limit | Element | Standard | D.Limit |
| Na Al Si S Cl K Ca Cr Fe |
< 0.03 < 0.03 < 0.05 < 0.05 < 0.05 < 0.03 < 0.03 < 0.05 < 0.05 |
0.01 0.01 0.01 0.03 0.03 0.01 0.02 0.01 0.01 |
Ni Cu Se Ag Cd Sb Tl Pb Bi |
< 0.03 < 0.05 < 0.02 < 0.05 < 0.05 < 0.05 < 0.1 < 0.03 < 0.03 |
0.01 0.05 0.05 0.05 0.05 0.01 0.01 0.01 0.01 |
||
* D.Limit = Detection Limit
6N Grade(99.9999%)
| Purity | wt% | 99.9999 up | |||||
|---|---|---|---|---|---|---|---|
| Impurity | ppm(wt) | Element | Standard | D.Limit | Element | Standard | D.Limit |
| Na Al Si S Cl K Ca Cr Fe |
< 0.2 < 0.1 < 0.1 < 0.2 < 0.2 < 0.1 < 0.2 < 0.1 < 0.1 |
0.01 0.01 0.01 0.03 0.03 0.01 0.02 0.01 0.01 |
Ni Cu Se Ag Cd Sb Tl Pb Bi |
< 0.1 < 0.1 < 0.1 < 0.1 < 0.1 < 0.1 < 0.21 < 0.1 < 0.1 |
0.01 0.05 0.05 0.05 0.05 0.01 0.01 0.01 0.01 |
||
* D.Limit = Detection Limit