... density 8.2 g/cm3. Mp 1785 °C. Insoluble in water, soluble in ethanol, acid, hydrofluoric acid. Both sexes oxides, the ... a benchmark reagents, catalyst and spectral blood coagulant. Widely used in the electronics industry, chemical industry, communications, metallurgy industry, ... for Ta carbide Our company Fogang Jiata Metals Co., Ltd was specialized in the production of Ta2O5, Nb2O5 and K2TaF7 over ...