Properties of potassium hydroxide
Thermophysical properties for potassium hydroxide (CAS: 1310-58-3). 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
- AtomsH: 1, K: 1, O: 1
- CAS1310-58-3
- FormulaHKO
- ID1310-58-3
- InChIK.H2O/h;1H2/q+1;/p-1
- InChI KeyKWYUFKZDYYNOTN-UHFFFAOYSA-M
- IUPAC Namepotassium;hydroxide
- Molecular Weight (kg)56.1056
- Phases
- PubChem ID1.4797e+4
- SMILES[OH-].[K+]
- Synonyms
Physical Properties
- Acentric factor0.586
- Critical pressure (bar)214.88
- Critical temperature (°C)2350.85
- Critical volume (m³/kmol)0.3025
- Dipole moment
- Melting temperature (°C)406
- Normal boiling temperature (°C)1327
State-dependent Properties
- API gravity90.4238
- Compressibility factor0.00112194
- Density (kg/m³)2044.02
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)7071.47
- Enthalpy of vaporization (molar) (kJ/kmol)3.9675e+5
- 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))64.8942
- Molar volume (m³/kmol)0.0274486
- Parachor6.6502e-5
- Poynting correction factor1.00361
- Prandtl number
- Saturation pressure (bar)2.0956e-22
- Saturation temperature (°C)1326.64
- Solubility parameter6.6883e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity2.04603
- Specific heat capacity (kJ/kg·K)1.15664
- Surface tension0.319458
- 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