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Physical Properties for Ammonia

Formula NH3
Molecular Weight (lb/mol) 17.03
Critical Temp. (°F) 270.1
Critical Pressure (psia) 1636.0
Boiling Point (°F) -28.2
Melting Point (°F) -107.9
Psat @ 70°F (psia) 129.0
Liquid Density @ 70°F (lb/ft3) 38.55
Gas Density @ 70°F 1 atm (lb/ft3) 0.0445
Specific Volume @ 70°F 1 atm (ft3/lb) 22.48
Specific Gravity 0.604
Specific Heat @ 70°F (Btu/lbmol-°F) 8.69

Gas Physical Properties

Gas Fast Facts


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