gas chromatography

[ gas-kroh-muh-tog-ruh-fee ]
/ ˈgæs ˌkroʊ məˈtɒg rə fi /

noun Chemistry.

chromatography in which a substance is converted into vapor and mixed with a gaseous element, as nitrogen, then separated and quantified by preferential adsorption by a solid or liquid element.

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Origin of gas chromatography

First recorded in 1950–55

Words nearby gas chromatography

gasbag, gas black, gas burner, gas chamber, gas chromatograph, gas chromatography, gas coal, Gascoigne, Gascon, gasconade, gas constant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for gas chromatography

gas chromatography

noun

a technique for analysing a mixture of volatile substances in which the mixture is carried by an inert gas through a column packed with a selective adsorbent and a detector records on a moving strip the conductivity of the gas leaving the tube. Peaks on the resulting graph indicate the presence of a particular componentAlso called: gas-liquid chromatography
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for gas chromatography

gas chromatography

n.

Chromatographic process in which a mixture of gases or vapors are separated by their differential adsorption by a stationary phase.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.