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English definition of “chromatography”

chromatography

noun [U] /ˌkroʊ·məˈtɑɡ·rə·fi/
chemistry, biology a method of finding what separate substances a mixture contains by making it flow, as a liquid or gas, through a material such as paper, which different substances will flow through at different speeds
(Definition of chromatography from the Cambridge Academic Content Dictionary © Cambridge University Press)
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