Properties of deuterium oxide
Thermophysical properties for deuterium oxide (CAS: 7789-20-0). 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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Open CalculatorIdentification
- AtomsD: 2, O: 1
- CAS7789-20-0
- FormulaD2O
- ID7789-20-0
- InChIH2O/h1H2/i/hD2
- InChI KeyXLYOFNOQVPJJNP-ZSJDYOACSA-N
- IUPAC Name
- Molecular Weight (kg)20.0276
- Phasel
- PubChem ID2.4602e+4
- SMILES[2H]O[2H]
- Synonyms
Physical Properties
- Acentric factor0.364
- Critical pressure (bar)216.618
- Critical temperature (°C)370.697
- Critical volume (m³/kmol)0.056257
- Dipole moment1.85
- Melting temperature (°C)3.82
- Normal boiling temperature (°C)101.399
State-dependent Properties
- API gravity-3.66448
- Compressibility factor7.4118e-4
- Density (kg/m³)1104.47
- Dynamic viscosity (cP)1.09454
- Enthalpy of vaporization (mass) (kJ)2268.46
- Enthalpy of vaporization (molar) (kJ/kmol)4.5432e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-2.0388e-7
- Kinematic viscosity9.9101e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))83.949
- Molar volume (m³/kmol)0.0181332
- Parachor9.3954e-6
- Poynting correction factor1.00072
- Prandtl number7.71265
- Saturation pressure (bar)0.0273639
- Saturation temperature (°C)101.399
- Solubility parameter4.8670e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.10556
- Specific heat capacity (kJ/kg·K)4.19167
- Surface tension0.0718573
- Thermal conductivity0.59486
- Thermal diffusivity1.2849e-7
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