chromatography

chromatography
[ˌkrəʊməˈtɒgrəfi]
noun

[mass noun](Chemistry)the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rates
(化)层析，色层（分离）法，色谱法

派生
chromatographic
adjective
语源

1930s: from German Chromatographie (see chromato-, -graphy). The name alludes to the earliest separations when the result was displayed as a number of coloured bands or spots