Properties of sodium tetraborate

Thermophysical properties for sodium tetraborate (CAS: 1330-43-4). 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
    B: 4, Na: 2, O: 7
  • CAS
    1330-43-4
  • Formula
    B4Na2O7
  • ID
    1330-43-4
  • InChI
    B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1
  • InChI Key
    UQGFMSUEHSUPRD-UHFFFAOYSA-N
  • IUPAC Name
    disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane
  • Molecular Weight (kg)
    201.219
  • Phase
    s
  • PubChem ID
    1.0220e+7
  • SMILES
    [Na+].[Na+].[O-]B1OB2OB([O-])OB(O1)O2
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    0
  • Critical temperature (°C)
    -273.15
  • Critical volume (m³/kmol)
    0
  • Dipole moment
  • Melting temperature (°C)
    743
  • Normal boiling temperature (°C)
    1575

State-dependent Properties

  • Compressibility factor
    0.00342695
  • Density (kg/m³)
    2399.99
  • 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))
    187.06
  • Molar volume (m³/kmol)
    0.0838417
  • Parachor
  • Poynting correction factor
  • Prandtl number
  • Saturation pressure (bar)
    0
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    2.40235
  • Specific heat capacity (kJ/kg·K)
    0.929634
  • Surface tension
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

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

Environmental Properties

  • Global warming potential
  • Ozone depletion potential

Failed Properties:

  • API gravityFailed
  • Saturation temperature (°C)Failed