Here are some USGS Web pages with more information on gas chromatography and Anywhere:
Geochemistry and tracer studies
Overview of chemical analyses, tracer studies, gas geochemistry, stable isotopes analyses, organic chemistry, and thermometry capabilities at major USGS laboratories with links to technique, equipment, and contacts for each procedure.
(Score: 1.000)
Definition:
Chromatography in which the substance to be separated into its components is diffused along with a carrier gas through a liquid or solid adsorbent for differential adsorption. [American Heritage Dic. of the English Language, 4th ed.]
