Skip Navigation
ChemIDplus LiteBrowseAdvanced

Substance Name: Natural gas
RN: 8006-14-2


  • A combustible, gaseous mixture of low-molecular weight PARAFFIN hydrocarbons, generated below the surface of the earth. It contains mostly METHANE and ETHANE with small amounts of PROPANE; BUTANES; and higher hydrocarbons, and sometimes NITROGEN; CARBON DIOXIDE; HYDROGEN SULFIDE; and HELIUM. (from McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)
  • TSCA Definition 2019: Raw natural gas, as found in nature, or a gaseous combination of hydrocarbons having carbon numbers predominantly in the range of C1 through C4 separated from raw natural gas by the removal of natural gas condensate, natural gas liquid, and natural gas condensate/natural gas.

Molecular Formula

  • Unspecified

Classification Code

* denotes mobile formatted website

Links to Resources

Names and Synonyms

MeSH Heading

  • Natural Gas


  • EINECS 232-343-9
  • Gas, natural
  • Liquified natural gas
  • Natural gas
  • Synthetic natural gas

Systematic Name

  • Natural gas

Superlist Names

  • Gas, natural
  • Natural gas

Registry Numbers

CAS Registry Number

  • 8006-14-2

System Generated Number

  • 0008006142