Properties of carbon
Thermophysical properties for carbon (CAS: 7440-44-0). 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
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsC: 1
- CAS7440-44-0
- FormulaC
- ID7440-44-0
- InChIC
- InChI KeyOKTJSMMVPCPJKN-UHFFFAOYSA-N
- IUPAC Namecarbon
- Molecular Weight (kg)12.0107
- Phases
- PubChem ID5.4623e+6
- SMILES[C]
- Synonyms
Physical Properties
- Acentric factor0.3268
- Critical pressure (bar)7967.19
- Critical temperature (°C)6747.35
- Critical volume (m³/kmol)0.02662
- Dipole moment0
- Melting temperature (°C)3550
- Normal boiling temperature (°C)4000
State-dependent Properties
- API gravity-41.1132
- Compressibility factor2.9869e-4
- Density (kg/m³)1643.6
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)6.8044e+4
- Enthalpy of vaporization (molar) (kJ/kmol)8.1725e+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))8.50563
- Molar volume (m³/kmol)0.00730755
- Parachor1.0841e-5
- Poynting correction factor1.00031
- Prandtl number
- Saturation pressure (bar)1.0781e-105
- Saturation temperature (°C)2962.12
- Solubility parameter3.2568e+5
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity1.64522
- Specific heat capacity (kJ/kg·K)0.708171
- Surface tension3.96252
- Thermal conductivity
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0954861
- Upper flammability limit0.607639
Environmental Properties
- Global warming potential
- Ozone depletion potential