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Physical Properties for Diborane

Formula B2H6
Molecular Weight (lb/mol) 27.67
Critical Temp. (°F) 62.1
Critical Pressure (psia) 580.8
Boiling Point (°F) -135.1
Melting Point (°F) -264.8
Psat @ 70°F (psia) (note 1)
Liquid Density @ 70°F (lb/ft3) (note 1)
Gas Density @ 70°F 1 atm (lb/ft3) 0.0712
Specific Volume @ 70°F 1 atm (ft3/lb) 14.05
Specific Gravity 0.950
Specific Heat @ 70°F (Btu/lbmol-°F) 13.67

1 = Signifies at 70°F, the compound is above its critical temperature.
2 = Signifies that at 70°F, the compound is below the normal boiling point and only the equilibrium vapor is present at 1 atmosphere.

Gas Physical Properties

Gas Fast Facts


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