金属ニオブ(Nb)粉
Niobium Powder
規格(Specification)
| Nb純度 | 99.9% |
| 粒度(particle size) | -200mesh |
不純物分析結果（一例）
| O | 0.240% |
| C | 0.030% |
| H | 0.003% |
| N | 0.049% |
| Ta | 0.100% |
| W | 0.003% |
| Si | 0.003% |
| Fe | 0.018% |
| Cr | 0.003% |
| Ni | 0.003% |
| Mn | 0.001% |
| Cu | 0.002% |
| Ti | 0.001% |
| Al | 0.001% |
| Mo | 0.001% |