| Standard | Fe, % | Si, % | Cu, % | Al, % | Te, % | Na, % | Pb, % | S, % | Se, % |
|---|---|---|---|---|---|---|---|---|---|
| Standard | Fe, % | Si, % | Cu, % | Al, % | Te, % | Na, % | Pb, % | S, % | Se, % |
| TU 1769-096-00194429-2004 | < 0.001 | < 0.002 | < 0.003 | < 0.001 | > 99.943 | < 0.004 | < 0.001 | < 0.005 | < 0.04 |
| Standard | Description |
|---|---|
| Standard | Description |
| TU 1769-096-00194429-2004 | |
| TU 48-0318-084-94 |