| Melting point: |
96.8 °C |
| Boiling point: |
229.5 °C |
| Density |
4.74 g/mL at 25 °C(lit.) |
| Flash point: |
230°C |
| solubility |
soluble in H2O, ethyl ether; slightly soluble in CS2 |
| form |
Powder |
| Specific Gravity |
4.740 |
| color |
off-white |
| Water Solubility |
Decomposes in water forming tantalum oxyfluoride. Soluble in conc. and fuming HNO{3}Soluble in carbon disulfide, carbon tetrachloride and chloroform. Slightly soluble in acetic acid and ethanol. |
| Hydrolytic Sensitivity |
7: reacts slowly with moisture/water |
| Sensitive |
Moisture Sensitive |
| Merck |
14,9055 |
| Exposure limits |
ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3 |
| CAS DataBase Reference |
7783-71-3(CAS DataBase Reference) |
| EPA Substance Registry System |
Tantalum fluoride (TaF5) (7783-71-3) |