Description
Specification: YS/T578-2006
Chemical composition:
| Main content (calculated as Ta2O5) | 55.8~56.8 | 55.8~56.8 | |
Heteroaryl mass containing an amount is not large in | C | 0.002 | 0.0025 |
| Ca | 0.001 | – | |
| Cu | 0.001 | 0.001 | |
| Cr | 0.001 | 0.001 | |
| Fe | 0.001 | 0.001 | |
| Mg | 0.001 | 0.001 | |
| Mo | 0.001 | 0.001 | |
| Nb | 0.002 | 0.003 | |
| Ni | 0.001 | 0.001 | |
| Pb | 0.001 | 0.001 | |
| Si | 0.002 | 0.003 | |
| Ti | 0.001 | 0.001 | |
| W | 0.001 | 0.001 | |
| H2O | 0.03 | 0.05 | |