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Definition of: chromatography
(krō′mə·tog′rə·fē) noun Chem.
A method for the separation and analysis of small quantities of substances by passing a solution through a column of finely divided powder which selectively adsorbs the constituents in one or more sharply defined, often colored bands. [<CHROMATO- + -GRAPHY]
—chro·mat·o·graph·ic (krō·mat′ə·graf′ik) adjective
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