金属物>钽金属(4N5)
中文名称：钽金属(4N5)
品类(中文)：钽锭、钽棒、钽箔、钽靶材等
英文名称：Tantalum Metals
品类(英文)：Tantalum Ingot, Tantalum Bar, Tantalum Alloy Strip/Foil, Tantalum Sputtering Target
CAS No.：7440-25-7
| Specification | |||
| Item | Unit | 测试结果
Test Result |
检测方法
Test Method |
| Na | ppm wt | < 0.01 | GDMS
(辉光放电质谱法) |
| Mg | < 0.01 | ||
| Al | < 0.01 | ||
| Si | 0.19 | ||
| S | < 0.01 | ||
| K | < 0.05 | ||
| Cr | 0.22 | ||
| Fe | 0.11 | ||
| Co | < 0.01 | ||
| Ni | 0.02 | ||
| Cu | 1.6 | ||
| Nb | 0.92 | ||
| Mo | 0.08 | ||
| W | 0.76 | ||
| Th | < 0.001 | ||
| U | < 0.001 | ||
| H | < 3 | EGA
(气体元素分析法) |
|
| C | < 5 | ||
| N | < 5 | ||
| O | 8.5 | ||