| gibbsGibbs function for region 1, 2 or 5: g(p,T,region) |  | 
| p | Type: Pressure (Pa) Description: Pressure | 
|---|---|
| T | Type: Temperature (K) Description: Temperature (K) | 
| region | Type: Integer Description: IF97 region, 1, 2 or 5 | 
| g | Type: Real Description: Dimensionless Gibbs function | 
|---|