| °Rankine | pseudo-critical temperature of the material | ||||
| psi | pseudo-critical pressure of the material | ||||
| Dimensionless | Gas specific gravity |
| Sutton, 1985 |
H2S = 0% N2 < 1% CO2 < 1% | High molecular weight gases, rich in heptanes | ||||||||||||||||||
| Guo and Ghalambor (2005) | H2S < 3% N2 < 5% Total inorganic compounds < 7% | |||||||||||||||||||
| Standing, 1981 | Total inorganic compounds = 0% | Low molecular weight California natural gases | ||||||||||||||||||
| Elsharkawy et al. (2000) | Retrograde gases and condensates | |||||||||||||||||||
| Ahmed (1989) |
...