Properties of ozone
Thermophysical properties for ozone (CAS: 10028-15-6). 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
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsO: 3
- CAS10028-15-6
- FormulaO3
- ID10028-15-6
- InChIO3/c1-3-2
- InChI KeyCBENFWSGALASAD-UHFFFAOYSA-N
- IUPAC Nameozone
- Molecular Weight (kg)47.9982
- Phaseg
- PubChem ID2.4823e+4
- SMILES[O-][O+]=O
- Synonyms
Physical Properties
- Acentric factor0.1559
- Critical pressure (bar)55.7287
- Critical temperature (°C)-12.15
- Critical volume (m³/kmol)0.089
- Dipole moment0.53
- Melting temperature (°C)-193
- Normal boiling temperature (°C)-111.35
State-dependent Properties
- API gravity130.503
- Compressibility factor1
- Density (kg/m³)1.96188
- Dynamic viscosity (cP)0.0149961
- Enthalpy of vaporization (mass) (kJ)0
- Enthalpy of vaporization (molar) (kJ/kmol)
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient2.2116e-13
- Kinematic viscosity7.6437e-6
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))39.5981
- Molar volume (m³/kmol)24.4654
- Parachor
- Poynting correction factor0.604227
- Prandtl number0.531678
- Saturation pressure (bar)141.401
- Saturation temperature (°C)-111.337
- Solubility parameter
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.65638
- Specific heat capacity (kJ/kg·K)0.824992
- Surface tension0
- Thermal conductivity0.0232691
- Thermal diffusivity1.4377e-5
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.258476
- Upper flammability limit0.226184
Environmental Properties
- Global warming potential
- Ozone depletion potential