▪ I. ˈchromatograph, v.1 nonce-wd.
[f. chromato-, after photograph.]
trans. To represent in colours.
| 1860 O. W. Holmes Prof. Breakf.-t. viii, Having been photographed, and stereographed, and chromatographed, or done in colors. |
▪ II. ˈchromatograph, v.2 Chem.
[Back-formation of chromatography].
To separate or analyse by chromatography.
| 1953 Contrib. Boyce Thompson Inst. XVII. 198 The following indole compounds have been chromatographed singly and in combination. 1956 Nature 14 Jan. 84/1 Artefacts and serious distortion can be caused during paper chromatography if acids are present in the solution being chromatographed. Ibid. 4 Feb. 224/1 The results of chromatographing liver proteins against insulin with five different solvent systems are shown. 1961 Lancet 7 Oct. 793/1 This urine was then..chromatographed on a Celite column. 1962 A. Pirie Lens Metabolism Rel. Cataract 431 The glycerophosphate fraction..was either chromatographed in saturated phenol-water solution or subjected to electrophoresis. |
▪ III. chromatograph, n. Chem.
(krəʊˈmætəʊgrɑːf, -græf)
[-graph.]
An apparatus that produces a chromatogram.
| 1958 Times Rev. Industry Feb. 90/3 The gas chromatograph..is aimed at replacing batch process control by a continuous monitoring system. 1958 New Scientist 2 Oct. 956/1 The principle of the gas chromatograph is very simple. 1961 Listener 7 Dec. 983/2 This concentration [of the anæsthetic] may be as small as a few parts in a million, but it is easy to adapt the gas chromatograph to measure this. |