chromatography

Etymology

Back-formation from chromatographic, borrowed from German chromatographisch; see there for more.

noun

  1. (analytical chemistry) Any of various techniques for the qualitative or quantitative separation of the components of mixtures of compounds; all characterised by the use of a mobile phase (gas or liquid) moving relative to a stationary phase (liquid or solid) – the differences between the rates of migration of the compounds between the two phases effects the separation.

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