Paramerer |Description |Unit |Comment 
:---------|:-----------|:----|:-------
A | Speed of sound | m/s | 
ACENTRIC | Acentric factor | - |  **Constant Property** 
ALPHA0 | Ideal Helmholtz energy | - | 
ALPHAR | Residual Helmholtz energy | - | 
BVIRIAL | Second virial coefficient | - | 
Bvirial | Second virial coefficient | - |  *Duplicated* 
C | Mass specific constant pressure specific heat | J/kg/K | 
CONDUCTIVITY | Thermal conductivity | W/m/K | 
CP0MASS | Ideal gas mass specific constant pressure specific heat | J/kg/K | 
CP0MOLAR | Ideal gas molar specific constant pressure specific heat | J/mol/K | 
CPMASS | Mass specific constant pressure specific heat | J/kg/K |  *Duplicated* 
CPMOLAR | Molar specific constant pressure specific heat | J/mol/K | 
CVIRIAL | Third virial coefficient | - | 
CVMASS | Mass specific constant volume specific heat | J/kg/K | 
CVMOLAR | Molar specific constant volume specific heat | J/mol/K | 
Cp0mass | Ideal gas mass specific constant pressure specific heat | J/kg/K |  *Duplicated* 
Cp0molar | Ideal gas molar specific constant pressure specific heat | J/mol/K |  *Duplicated* 
Cpmass | Mass specific constant pressure specific heat | J/kg/K |  *Duplicated* 
Cpmolar | Molar specific constant pressure specific heat | J/mol/K |  *Duplicated* 
Cvirial | Third virial coefficient | - |  *Duplicated* 
Cvmass | Mass specific constant volume specific heat | J/kg/K |  *Duplicated* 
Cvmolar | Molar specific constant volume specific heat | J/mol/K |  *Duplicated* 
D | Mass density | kg/m^3 | 
DALPHA0_DDELTA_CONSTTAU | Derivative of ideal Helmholtz energy with delta | - | 
DALPHA0_DTAU_CONSTDELTA | Derivative of ideal Helmholtz energy with tau | - | 
DALPHAR_DDELTA_CONSTTAU | Derivative of residual Helmholtz energy with delta | - | 
DALPHAR_DTAU_CONSTDELTA | Derivative of residual Helmholtz energy with tau | - | 
DBVIRIAL_DT | Derivative of second virial coefficient with respect to T | - | 
DCVIRIAL_DT | Derivative of third virial coefficient with respect to T | - | 
DELTA | Reduced density (rho/rhoc) | - | 
DIPOLE_MOMENT | Dipole moment | C-m | 
DMASS | Mass density | kg/m^3 |  *Duplicated* 
DMOLAR | Molar density | mol/m^3 | 
Delta | Reduced density (rho/rhoc) | - |  *Duplicated* 
Dmass | Mass density | kg/m^3 |  *Duplicated* 
Dmolar | Molar density | mol/m^3 |  *Duplicated* 
FH | Flammability hazard | - |  **Constant Property** 
FRACTION_MAX | Fraction (mole, mass, volume) maximum value for incompressible solutions | - | 
FRACTION_MIN | Fraction (mole, mass, volume) minimum value for incompressible solutions | - | 
FUNDAMENTAL_DERIVATIVE_OF_GAS_DYNAMICS | Fundamental derivative of gas dynamics | - | 
G | Mass specific Gibbs energy | J/kg | 
GAS_CONSTANT | Molar gas constant | J/mol/K |  **Constant Property** 
GMASS | Mass specific Gibbs energy | J/kg |  *Duplicated* 
GMOLAR | Molar specific Gibbs energy | J/mol | 
GWP100 | 100-year global warming potential | - |  **Constant Property** 
GWP20 | 20-year global warming potential | - |  **Constant Property** 
GWP500 | 500-year global warming potential | - |  **Constant Property** 
Gmass | Mass specific Gibbs energy | J/kg |  *Duplicated* 
Gmolar | Molar specific Gibbs energy | J/mol |  *Duplicated* 
H | Mass specific enthalpy | J/kg | 
HELMHOLTZMASS | Mass specific Helmholtz energy | J/kg | 
HELMHOLTZMOLAR | Molar specific Helmholtz energy | J/mol | 
HH | Health hazard | - |  **Constant Property** 
HMASS | Mass specific enthalpy | J/kg |  *Duplicated* 
HMOLAR | Molar specific enthalpy | J/mol | 
Helmholtzmass | Mass specific Helmholtz energy | J/kg |  *Duplicated* 
Helmholtzmolar | Molar specific Helmholtz energy | J/mol |  *Duplicated* 
Hmass | Mass specific enthalpy | J/kg |  *Duplicated* 
Hmolar | Molar specific enthalpy | J/mol |  *Duplicated* 
I | Surface tension | N/m | 
ISOBARIC_EXPANSION_COEFFICIENT | Isobaric expansion coefficient | 1/K | 
ISOTHERMAL_COMPRESSIBILITY | Isothermal compressibility | 1/Pa | 
L | Thermal conductivity | W/m/K |  *Duplicated* 
M | Molar mass | kg/mol |  **Constant Property** 
MOLARMASS | Molar mass | kg/mol |  *Duplicated*  **Constant Property** 
MOLAR_MASS | Molar mass | kg/mol |  *Duplicated*  **Constant Property** 
MOLEMASS | Molar mass | kg/mol |  *Duplicated*  **Constant Property** 
O | Mass specific constant volume specific heat | J/kg/K |  *Duplicated* 
ODP | Ozone depletion potential | - |  **Constant Property** 
P | Pressure | Pa | 
PCRIT | Pressure at the critical point | Pa |  **Constant Property** 
PH | Physical hazard | - |  **Constant Property** 
PHASE | Phase index as a float | - | 
PIP | Phase identification parameter | - | 
PMAX | Maximum pressure limit | Pa |  **Constant Property** 
PMIN | Minimum pressure limit | Pa |  **Constant Property** 
PRANDTL | Prandtl number | - | 
PTRIPLE | Pressure at the triple point (pure only) | Pa |  **Constant Property** 
P_CRITICAL | Pressure at the critical point | Pa |  *Duplicated*  **Constant Property** 
P_MAX | Maximum pressure limit | Pa |  *Duplicated*  **Constant Property** 
P_MIN | Minimum pressure limit | Pa |  *Duplicated*  **Constant Property** 
P_REDUCING | Pressure at the reducing point | Pa |  **Constant Property** 
P_TRIPLE | Pressure at the triple point (pure only) | Pa |  *Duplicated*  **Constant Property** 
P_max | Maximum pressure limit | Pa |  *Duplicated*  **Constant Property** 
P_min | Minimum pressure limit | Pa |  *Duplicated*  **Constant Property** 
Pcrit | Pressure at the critical point | Pa |  *Duplicated*  **Constant Property** 
Phase | Phase index as a float | - |  *Duplicated* 
Prandtl | Prandtl number | - |  *Duplicated* 
Q | Mass vapor quality | mol/mol | 
RHOCRIT | Mass density at critical point | kg/m^3 |  **Constant Property** 
RHOMASS_CRITICAL | Mass density at critical point | kg/m^3 |  *Duplicated*  **Constant Property** 
RHOMASS_REDUCING | Mass density at reducing point | kg/m^3 | 
RHOMOLAR_CRITICAL | Molar density at critical point | mol/m^3 |  **Constant Property** 
RHOMOLAR_REDUCING | Molar density at reducing point | mol/m^3 |  **Constant Property** 
S | Mass specific entropy | J/kg/K | 
SMASS | Mass specific entropy | J/kg/K |  *Duplicated* 
SMOLAR | Molar specific entropy | J/mol/K | 
SMOLAR_RESIDUAL | Residual molar entropy (sr/R = tau*dar_dtau-ar) | J/mol/K | 
SPEED_OF_SOUND | Speed of sound | m/s |  *Duplicated* 
SURFACE_TENSION | Surface tension | N/m |  *Duplicated* 
Smass | Mass specific entropy | J/kg/K |  *Duplicated* 
Smolar | Molar specific entropy | J/mol/K |  *Duplicated* 
Smolar_residual | Residual molar entropy (sr/R = tau*dar_dtau-ar) | J/mol/K |  *Duplicated* 
T | Temperature | K | 
TAU | Reciprocal reduced temperature (Tc/T) | - | 
TCRIT | Temperature at the critical point | K |  **Constant Property** 
TMAX | Maximum temperature limit | K |  **Constant Property** 
TMIN | Minimum temperature limit | K |  **Constant Property** 
TTRIPLE | Temperature at the triple point | K |  **Constant Property** 
T_CRITICAL | Temperature at the critical point | K |  *Duplicated*  **Constant Property** 
T_FREEZE | Freezing temperature for incompressible solutions | K | 
T_MAX | Maximum temperature limit | K |  *Duplicated*  **Constant Property** 
T_MIN | Minimum temperature limit | K |  *Duplicated*  **Constant Property** 
T_REDUCING | Temperature at the reducing point | K |  **Constant Property** 
T_TRIPLE | Temperature at the triple point | K |  *Duplicated*  **Constant Property** 
T_critical | Temperature at the critical point | K |  *Duplicated*  **Constant Property** 
T_freeze | Freezing temperature for incompressible solutions | K |  *Duplicated* 
T_max | Maximum temperature limit | K |  *Duplicated*  **Constant Property** 
T_min | Minimum temperature limit | K |  *Duplicated*  **Constant Property** 
T_reducing | Temperature at the reducing point | K |  *Duplicated*  **Constant Property** 
T_triple | Temperature at the triple point | K |  *Duplicated*  **Constant Property** 
Tau | Reciprocal reduced temperature (Tc/T) | - |  *Duplicated* 
Tcrit | Temperature at the critical point | K |  *Duplicated*  **Constant Property** 
Tmax | Maximum temperature limit | K |  *Duplicated*  **Constant Property** 
Tmin | Minimum temperature limit | K |  *Duplicated*  **Constant Property** 
Ttriple | Temperature at the triple point | K |  *Duplicated*  **Constant Property** 
U | Mass specific internal energy | J/kg | 
UMASS | Mass specific internal energy | J/kg |  *Duplicated* 
UMOLAR | Molar specific internal energy | J/mol | 
Umass | Mass specific internal energy | J/kg |  *Duplicated* 
Umolar | Molar specific internal energy | J/mol |  *Duplicated* 
V | Viscosity | Pa-s | 
VISCOSITY | Viscosity | Pa-s |  *Duplicated* 
Z | Compressibility factor | - | 
acentric | Acentric factor | - |  *Duplicated*  **Constant Property** 
alpha0 | Ideal Helmholtz energy | - |  *Duplicated* 
alphar | Residual Helmholtz energy | - |  *Duplicated* 
conductivity | Thermal conductivity | W/m/K |  *Duplicated* 
dBvirial_dT | Derivative of second virial coefficient with respect to T | - |  *Duplicated* 
dCvirial_dT | Derivative of third virial coefficient with respect to T | - |  *Duplicated* 
dalpha0_ddelta_consttau | Derivative of ideal Helmholtz energy with delta | - |  *Duplicated* 
dalpha0_dtau_constdelta | Derivative of ideal Helmholtz energy with tau | - |  *Duplicated* 
dalphar_ddelta_consttau | Derivative of residual Helmholtz energy with delta | - |  *Duplicated* 
dalphar_dtau_constdelta | Derivative of residual Helmholtz energy with tau | - |  *Duplicated* 
dipole_moment | Dipole moment | C-m |  *Duplicated* 
fraction_max | Fraction (mole, mass, volume) maximum value for incompressible solutions | - |  *Duplicated* 
fraction_min | Fraction (mole, mass, volume) minimum value for incompressible solutions | - |  *Duplicated* 
fundamental_derivative_of_gas_dynamics | Fundamental derivative of gas dynamics | - |  *Duplicated* 
gas_constant | Molar gas constant | J/mol/K |  *Duplicated*  **Constant Property** 
isobaric_expansion_coefficient | Isobaric expansion coefficient | 1/K |  *Duplicated* 
isothermal_compressibility | Isothermal compressibility | 1/Pa |  *Duplicated* 
molar_mass | Molar mass | kg/mol |  *Duplicated*  **Constant Property** 
molarmass | Molar mass | kg/mol |  *Duplicated*  **Constant Property** 
molemass | Molar mass | kg/mol |  *Duplicated*  **Constant Property** 
p_critical | Pressure at the critical point | Pa |  *Duplicated*  **Constant Property** 
p_reducing | Pressure at the reducing point | Pa |  *Duplicated*  **Constant Property** 
p_triple | Pressure at the triple point (pure only) | Pa |  *Duplicated*  **Constant Property** 
pcrit | Pressure at the critical point | Pa |  *Duplicated*  **Constant Property** 
pmax | Maximum pressure limit | Pa |  *Duplicated*  **Constant Property** 
pmin | Minimum pressure limit | Pa |  *Duplicated*  **Constant Property** 
ptriple | Pressure at the triple point (pure only) | Pa |  *Duplicated*  **Constant Property** 
rhocrit | Mass density at critical point | kg/m^3 |  *Duplicated*  **Constant Property** 
rhomass_critical | Mass density at critical point | kg/m^3 |  *Duplicated*  **Constant Property** 
rhomass_reducing | Mass density at reducing point | kg/m^3 |  *Duplicated* 
rhomolar_critical | Molar density at critical point | mol/m^3 |  *Duplicated*  **Constant Property** 
rhomolar_reducing | Molar density at reducing point | mol/m^3 |  *Duplicated*  **Constant Property** 
speed_of_sound | Speed of sound | m/s |  *Duplicated* 
surface_tension | Surface tension | N/m |  *Duplicated* 
viscosity | Viscosity | Pa-s |  *Duplicated*