| Properties | |
|---|---|
| Chemical formula | SF6 |
| Molar mass | 146.06 g/mol |
| Appearance | Colorless gas |
| Odor | odorless[2] |
| Density | 6.17 g/L |
| Melting point | −64 °C; −83 °F; 209 K |
| Boiling point | −50.8 °C (−59.4 °F; 222.3 K) |
| Critical point (T, P) | 45.51±0.1 °C, 3.749±0.01 MPa[3] |
| Solubility in water | 0.003% (25 °C)[2] |
| Solubility | slightly soluble in water, very soluble in ethanol, hexane, benzene |
| Vapor pressure | 2.9 MPa (at 21.1 °C) |
| Magnetic susceptibility (χ) | −44.0×10−6 cm3/mol |
| Thermal conductivity | · 13.45 mW/(m·K) at 25 °C[4] · 11.42 mW/(m·K) at 0 °C |
| Viscosity | 15.23 μPa·s[5] |