Definition
noun, plural: eluents
A substance that separates and moves constituents of a mixture through the column of a chromatograph.
Supplement
The eluent in liquid chromatography is a liquid solvent whereas in gas chromatography is a carrier gas.
Word origin: Latin ēluēns, ēluent-, present participle of ēluere, to wash out
Related forms: elution (noun), eluate (verb)
Variant: eluant
Synonym: elutant
Compare: eluate
See also: elution.
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