| 熔点 | 96.8 °C |
| 沸点 | 229.5 °C |
| 密度 | 4.74 g/mL at 25 °C(lit.) |
| 闪点 | 230°C |
| 溶解度 | 溶于水、乙醚；微溶于CS2 |
| 形态 | 粉末 |
| 比重 | 4.740 |
| 颜色 | 米白色 |
| 水溶解性 | 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. |
| 水解敏感性 | 7: reacts slowly with moisture/water |
| 敏感性 | Moisture Sensitive |
| Merck | 14,9055 |
| 暴露限值 | ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3 |
| InChI | 1S/5FH.Ta/h5*1H;/q;;;;;+5/p-5 |
| InChIKey | YRGLXIVYESZPLQ-UHFFFAOYSA-I |
| SMILES | F[Ta](F)(F)(F)F |
| CAS 数据库 | 7783-71-3(CAS DataBase Reference) |
| EPA化学物质信息 | Tantalum fluoride (TaF5) (7783-71-3) |
