gas chromatography

[ gas-kroh-muh-tog-ruh-fee ]

  1. 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.

Origin of gas chromatography

First recorded in 1950–55

Words Nearby gas chromatography Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use gas chromatography in a sentence

British Dictionary definitions for gas chromatography

gas chromatography

  1. 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 component: Also called: gas-liquid chromatography

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