| Liquid | Critical Pressure (psia) | Critical Pressure (bar) |
|---|---|---|
| Water | 3208.2 | 221.2 |
| Seawater | 3200 | 220.7 |
| Ammonia | 1636.1 | 112.8 |
| Argon | 707 | 49 |
| Benzene | 710 | 49 |
| Butane | 551.2 | 38 |
| CO₂ | 1070.2 | 73.8 |
| CO | 507.1 | 35 |
| Chlorine | 1117.2 | 77 |
| Dowtherm A | 547 | 37.7 |
| Ethane | 708.5 | 48.8 |
| Ethylene | 730.5 | 50.3 |
| Fuel Oil | 330 | 22.8 |
| Gasoline | 410 | 28.3 |
| Helium | 32.9 | 2.3 |
| Hydrogen | 188.1 | 13 |
| HCl | 1205.4 | 83.1 |
| Isobutane | 529.2 | 36.5 |
| Isobutylene | 529.2 | 36.5 |
| Kerosene | 350 | 24.1 |
| Methane | 667.3 | 46 |
| Nitrogen | 492.4 | 33.9 |
| Nitric Oxide | 1051.1 | 72.5 |
| Oxygen | 732 | 50.5 |
| Phosgene | 823.2 | 56.8 |
| Propane | 615.9 | 42.5 |
| Propylene | 670.3 | 46.2 |
| Refrigerant 11 | 639.4 | 44.1 |
| Refrigerant 12 | 598.2 | 41.2 |
| Refrigerant 22 | 749.7 | 51.7 |