gas chromatograph
noun
: an instrument used to separate a sample into components in gas chromatography
Examples of gas chromatograph in a Sentence
Recent Examples on the Web
This releases gases from the sample, which are then separated and studied by specialized sensors (in this case, a gas chromatograph and a mass spectrometer) that can identify the elements vital for life — carbon, nitrogen, oxygen, phosphorus and sulfur.
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Keith Cooper, Space.com, 25 Mar. 2025
In another step, researchers used a gas chromatograph and a mass spectrometer to identify the origins of each scent.
—Andrew Paul, Popular Science, 14 Feb. 2025
The new study, led by scientists at University College London (UCL) and the University of Ljubljana, involved analyzing samples of air surrounding nine mummies using gas chromatographs and mass spectrometers.
—Michael Irving, New Atlas, 13 Feb. 2025
Much is revealed via volunteer online sleuthing and gas chromatograph chemical analysis, peppered by tales of evasion and financial loss.
—Tom Mullen, Forbes, 3 Nov. 2024
This set of instruments takes in a rock or soil sample and uses a mass spectrometer, a tunable laser spectrometer, and a gas chromatograph to characterize its molecular structure and isotopic composition, and also to test for the presence of organic carbon.
—IEEE Spectrum, 30 Dec. 2010
This gradual pathway resembles a gas chromatograph with a long tube designed to detect more chemicals at a slower rate.
—Matt Hrodey, Discover Magazine, 8 July 2023
In his reading, the Viking gas chromatograph scooped up soil, heated it, and in so doing activated the perchlorate, which then destroyed the very organics the spacecraft was searching for.
—Andrew Lawler, Discover Magazine, 22 Nov. 2010
But within days that finding was contradicted by results from the gas chromatograph spectrometer, which detected no sign of organic compounds, much less evidence of life.
—Andrew Lawler, Discover Magazine, 22 Nov. 2010
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Keith Cooper, Space.com, 25 Mar. 2025
In another step, researchers used a gas chromatograph and a mass spectrometer to identify the origins of each scent.
—Andrew Paul, Popular Science, 14 Feb. 2025
The new study, led by scientists at University College London (UCL) and the University of Ljubljana, involved analyzing samples of air surrounding nine mummies using gas chromatographs and mass spectrometers.
—Michael Irving, New Atlas, 13 Feb. 2025
Much is revealed via volunteer online sleuthing and gas chromatograph chemical analysis, peppered by tales of evasion and financial loss.
—Tom Mullen, Forbes, 3 Nov. 2024
This set of instruments takes in a rock or soil sample and uses a mass spectrometer, a tunable laser spectrometer, and a gas chromatograph to characterize its molecular structure and isotopic composition, and also to test for the presence of organic carbon.
—IEEE Spectrum, 30 Dec. 2010
This gradual pathway resembles a gas chromatograph with a long tube designed to detect more chemicals at a slower rate.
—Matt Hrodey, Discover Magazine, 8 July 2023
In his reading, the Viking gas chromatograph scooped up soil, heated it, and in so doing activated the perchlorate, which then destroyed the very organics the spacecraft was searching for.
—Andrew Lawler, Discover Magazine, 22 Nov. 2010
But within days that finding was contradicted by results from the gas chromatograph spectrometer, which detected no sign of organic compounds, much less evidence of life.
—Andrew Lawler, Discover Magazine, 22 Nov. 2010
Cite this Entry
“Gas chromatograph.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gas%20chromatograph. Accessed 7 May. 2025.
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