the technique of separating and analysing the components of a mixture of liquids or gases by selective adsorption in, for example, a column of powder (column chromatography) or on a strip of paper (paper chromatography)
See also gas chromatography
Derived forms
chromatographer (ˌchromaˈtographer)
noun
chromatographic (ˌkrəʊmətəˈɡræfɪk)
adjective
chromatographically (ˌchromatoˈgraphically)
adverb
chromatography in American English
(ˌkroʊməˈtɑgrəfi)
noun
any of various processes of chemical analysis in which the constituents of a mixture are separated into distinct bands or spots on an adsorbent material
see also gas chromatography
Word origin
chromato- + -graphy
chromatography in Chemical Engineering
(kroʊmətɒgrəfi)
noun
(Chemical Engineering: Adsorption and ion exchange)
Chromatography is a sorption process in which adsorbents are used, usually in a column.
The crude extract can be purified by chromatography and the resulting fractions crystallized to recover the carotenoids and the solvent.
Separation by chromatography involves a continuous flow of solvent carrying a solution of solutes down a column.
Chromatography is a sorption process in which adsorbents are used, usually in a column.
Examples of 'chromatography' in a sentence
chromatography
I did a gas chromatography mass spec to check for DDT, but that came back negative, so I isolated some dinoflagellate DNA, and ran a gel.