BYU DIPPR
Thermophysical
Properties
Laboratory

Brigham Young University
Provo, UT 84602

First: Choose base set of units.

(Note: J, cal, and BTU are thermochemical and not international.)

Standard: m, kg, s, J, Pa, kmol, K, coulomb
CGS: cm, g, s, erg, Pa, mol, K, coulomb
British: ft, lbm, s, BTU, psia, lbmol, R, coulomb

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Second: Select individual units to customize.

Constant Properties:

Temperature Dependent Properties:

Molecular Weight kg/kmol g/mol lbm/lbmol Critical Temperature K R F C Critical Pressure Pa dyne/cm^2 psia bar atm kPa MPa mm Hg Critical Volume m^3/kmol cm^3/mol ft^3/lbmol m^3/mol L/mol cm^3/kmol custom Melting Point K R F C Triple Pt Temperature K R F C Triple Pt Pressure Pa dyne/cm^2 psia bar atm kPa MPa mm Hg Normal Boiling Point K R F C Liq Molar Volume m^3/kmol cm^3/mol ft^3/lbmol m^3/mol L/mol cm^3/kmol custom IG Heat of Formation J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom IG Gibbs of Formation J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom IG Absolute Entropy J/kmol*K erg/mol*K BTU/lbmol*R cal/kmol*K custom Std Heat of Formation J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom Std Gibbs of Formation J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom Std Absolute Entropy J/kmol*K erg/mol*K BTU/lbmol*R cal/kmol*K custom Heat Fusion at Melt Pt J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom Std Net Heat of Comb J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom Radius of Gyration m cm ft nm Angstrom custom Solubility Parameter (J/m^3)^0.5 (erg/cm^3)^0.5 (BTU/ft^3)^0.5 (J/cm^3)^0.5 (cal/cm^3)^0.5 custom Dipole Moment c*m Debye (D) esu-cm custom van der Waals Volume m^3/kmol cm^3/mol ft^3/lbmol m^3/mol L/mol cm^3/kmol custom van der Waals Area m^2 cm^2 ft^2 Angstrom^2 nm^2 custom Flash Point K R F C Lower Flamm Limit Temp K R F C Upper Flamm Limit Temp K R F C Auto Ignition Temp K R F C Heat of Sublimation J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom

Solid Density kmol/m^3 mol/cm^3 lbmol/ft^3 mol/m^3 kmol/cm^3 custom Liquid Density kmol/m^3 mol/cm^3 lbmol/ft^3 mol/m^3 kmol/cm^3 custom Solid Vapor Pressure Pa dyne/cm^2 psia bar atm kPa MPa mm Hg custom Vapor Pressure Pa dyne/cm^2 psia bar atm kPa MPa mm Hg custom Heat of Vaporization J/kmol erg/mol BTU/lbmol kJ/kmol cal/kmol custom Solid Heat Capacity J/kmol*K erg/mol*K BTU/lbmol*R cal/kmol*K custom Liquid Heat Capacity J/kmol*K erg/mol*K BTU/lbmol*R cal/kmol*K custom Ideal Gas Heat Capacity J/kmol*K erg/mol*K BTU/lbmol*R cal/kmol*K custom Second Virial Coefficient m^3/kmol cm^3/mol ft^3/lbmol m^3/mol L/mol cm^3/kmol custom Liquid Viscosity Pa*s poise lb/(in*s) [reyn] centipoise micropoise lb/(ft*hr) custom Vapor Viscosity Pa*s poise lb/(in*s) [reyn] centipoise micropoise lb/(ft*hr) custom Solid Thermal Conductivity W/m*K erg/s*cm*K BTU/ft*hr*R cal/cm*s*K W/cm*K custom Liq Thermal Conductivity W/m*K erg/s*cm*K BTU/ft*hr*R cal/cm*s*K W/cm*K custom Vap Thermal Conductivity W/m*K erg/s*cm*K BTU/ft*hr*R cal/cm*s*K W/cm*K custom Surface Tension N/m dyne/cm BTU/ft^2 custom

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Third: Press to accept changes or press to start over.