[ gas-kroh-muh-tog-ruh-fee ]
/ ˈgæs ˌkroʊ məˈtɒg rə fi /
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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for gas chromatography
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
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.