Basic Hydrogen Properties Download the information in Excel format:  Properties Value Units Auto ignition temperature 500 °C   932 °F Boiling point (1 atm) -252.9 °C   -423.2 °F Density NTP  0.08375…
Contains a comparison of the amount of fuel necessary to provide the same energy unit based on the lower heating values.
Hydrogen Compressibility at different temperatures and pressures
Hydrogen Density at different temperatures and pressures
Hydrogen Enthalpy at different temperatures and pressures
Hydrogen Entropy at different temperatures and pressures
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Hydrogen Specific Heat at different temperatures and pressures
Hydrogen Thermal Conductivity at different temperatures and pressures
Hydrogen Viscosity at different temperatures and pressures