Properties of hydrogen peroxide
Thermophysical properties for hydrogen peroxide (CAS: 7722-84-1). 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
- AtomsH: 2, O: 2
- CAS7722-84-1
- FormulaH2O2
- ID7722-84-1
- InChIH2O2/c1-2/h1-2H
- InChI KeyMHAJPDPJQMAIIY-UHFFFAOYSA-N
- IUPAC Namehydrogen peroxide
- Molecular Weight (kg)34.0147
- Phasel
- PubChem ID784
- SMILESOO
- Synonyms
Physical Properties
- Acentric factor0.3582
- Critical pressure (bar)220
- Critical temperature (°C)454.85
- Critical volume (m³/kmol)0.0777
- Dipole moment1.77
- Melting temperature (°C)-20.215
- Normal boiling temperature (°C)150.2
State-dependent Properties
- API gravity-34.3285
- Compressibility factor9.6248e-4
- Density (kg/m³)1444.52
- Dynamic viscosity (cP)1.16371
- Enthalpy of vaporization (mass) (kJ)1515.31
- Enthalpy of vaporization (molar) (kJ/kmol)5.1543e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-2.0491e-7
- Kinematic viscosity8.0560e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))89.1599
- Molar volume (m³/kmol)0.0235474
- Parachor1.2332e-5
- Poynting correction factor1.00096
- Prandtl number6.76268
- Saturation pressure (bar)0.00305084
- Saturation temperature (°C)153.161
- Solubility parameter4.5647e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.44594
- Specific heat capacity (kJ/kg·K)2.62122
- Surface tension0.0749459
- Thermal conductivity0.451055
- Thermal diffusivity1.1912e-7
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.366338
- Upper flammability limit0.228879
Environmental Properties
- Global warming potential
- Ozone depletion potential