... oxide, white three party crystals or powder, density 8.2 g/cm3. Mp 1785 °C. Insoluble in water, soluble in ethanol ... , the chemical stability, 2500 °C and 5.0 X105Pa didn't be H2 reduction, tantalum carbide, the hydride, nitrides in air ... Ta rodMaterial for Ta carbide Our company Fogang Jiata Metals Co., Ltd was specialized in the production of Ta2O5, Nb2O5 and K2TaF7 ...