Properties of ammonium sulfate

Thermophysical properties for ammonium sulfate (CAS: 7783-20-2). Use the selector below to view properties in different unit systems.

Calculation Conditions

The following state-dependent properties were calculated at these standard conditions.

Temperature

25 °C

Pressure

1.01325 bar

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Identification

  • Atoms
    H: 8, N: 2, O: 4, S: 1
  • CAS
    7783-20-2
  • Formula
    H8N2O4S
  • ID
    7783-20-2
  • InChI
    2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
  • InChI Key
    BFNBIHQBYMNNAN-UHFFFAOYSA-N
  • IUPAC Name
    diazanium;sulfate
  • Molecular Weight (kg)
    132.14
  • Phase
    s
  • PubChem ID
    6.0970e+6
  • SMILES
    [NH4+].[NH4+].[O-]S(=O)(=O)[O-]
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    0
  • Critical temperature (°C)
    -273.15
  • Critical volume (m³/kmol)
    0.339772
  • Dipole moment
  • Melting temperature (°C)
    337.5
  • Normal boiling temperature (°C)
    -273.15

State-dependent Properties

  • Compressibility factor
    0.00305147
  • Density (kg/m³)
    1769.99
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    0
  • Enthalpy of vaporization (molar) (kJ/kmol)
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    215.894
  • Molar volume (m³/kmol)
    0.0746554
  • Parachor
  • Poynting correction factor
  • Prandtl number
  • Saturation pressure (bar)
    0
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.77174
  • Specific heat capacity (kJ/kg·K)
    1.63384
  • Surface tension
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.148506
  • Upper flammability limit
    0.219051

Environmental Properties

  • Global warming potential
  • Ozone depletion potential

Failed Properties:

  • API gravityFailed
  • Saturation temperature (°C)Failed