carrier gas


Also found in: Medical.

carrier gas

[′kar·ē·ər ‚gas]
(analytical chemistry)
In gas chromatography, a gas used as an eluant for extracting the sample from the column as the gas passes through. Also known as eluant gas.
(metallurgy)
The gas used in thermal spraying which transmits powder from the feeder to the spray gun.
References in periodicals archive ?
Limited Tenders are invited for Supply Of Carrier Gas Hydrogen, Nitrogen And Calibration Gas
Tender notice number : AG-51851 FOR SUPPLY OF CARRIER GAS CYLINDER.
Tender notice number : AG-51950 FOR SUPPLY OF CARRIER GAS
In addition, the background gas can be GC carrier gas or a reactant gas such as air, hydrogen or oxygen.
Although the instrument can also pyrolyze in "traditional" carrier gas, the built-in trap allows the operator to use various background gases such as oxygen or hydrogen.

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