1.there are 2Ton tantalum oxide off the shelf
1.the purity content:min99.5%
2.color :white or pale yellow
Tantalum oxide, white three party crystals or powder, density 8.2 g/cm3. Mp 1785 °C. Insoluble in water, soluble in ethanol, acid, hydrofluoric acid. Both sexes oxides, the chemical stability, 2500 °C and 5.0 X105Pa didn't be H2 reduction, tantalum carbide, the hydride, nitrides in air oxidation heating preparation. For the preparation of metal Ta, alloy and other tantalum tantalum capacitors, salt, optical glass etc, also used as a benchmark reagents, catalyst and spectral blood coagulant. Widely used in the electronics industry, chemical industry, communications, metallurgy industry, aerospace defense industry, pharmaceutical industry, et
| Grade | Ta2O5 | Ta2O5 | |
| Main content, % By substraction (exclusive of F, Ignition Loss) | 99.5 | 99.9 | |
| Impurity content(ppm max.) | Nb | 0.02 | 0.005 |
| Ti | 0.002 | 0.001 | |
| W | 0.003 | 0.001 | |
| Mo | 0.002 | 0.001 | |
| Cr | 0.003 | 0.001 | |
| Mn | 0.002 | 0.001 | |
| Fe | 0.01 | 0.005 | |
| Ni | 0.005 | 0.002 | |
| Cu | 0.005 | 0.002 | |
| Al | 0.004 | 0.002 | |
| Si | 0.01 | 0.005 | |
| F | 0.15 | 0.1 | |
| Ignition Loss, %, max | 0.5 | 0.5 | |
| Application | For tantalum rod, tantalum carbide, etc | For making powder for capacitors | |
