名称：氧化铌
外观：白色晶体
包装：内-双层塑胶装 外-铁桶
应用：它是用作生成金属铌，铌条，铌合金，碳化铌的原材料，导电陶瓷制品，铁铌化合物，光学玻璃，铌酸锂晶体。
Impurity element | Impurity content (%, ≤) |
FNb2O5-1 | FNb2O5-2 | FNb2O5-3 |
Ta | 0.03 | 0.08 | 0.3 |
Ti | 0.001 | 0.002 | 0.005 |
W | 0.003 | 0.005 | 0.01 |
Mo | 0.002 | 0.003 | - |
Cr | 0.002 | 0.003 | - |
Mn | 0.002 | 0.005 | - |
Fe | 0.005 | 0.02 | 0.03 |
Ni | 0.002 | 0.01 | 0.02 |
Cu | 0.002 | 0.005 | 0.005 |
Al | 0.002 | 0.002 | 0.01 |
Si | 0.005 | 0.01 | 0.02 |
As | - | - | 0.005 |
Sb | - | - | 0.005 |
Pb | - | - | 0.005 |
S | - | - | 0.01 |
P | - | - | 0.01 |
F- | 0.08 | 0.1 | 0.15 |
Ignition loss (%) | 0.2 | 0.3 | 0.4 |
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