Substance | Critical Temperature | Critical Point Density | Critical Pressure |
| ˚C | g/mL | atm |
CO2 | 31.3 | 0.47 | 72.9 |
N2O | 36.5 | 0.45 | 71.7 |
F6S | 45.6 | 0.74 | 37.1 |
NH3 | 132.5 | 0.24 | 112.5 |
n-butane | 152.0 | 0.23 | 37.5 |
H2O | 374 | 0.32 | 217.7 |