CHROMATOGRAPHY Presented by

Dr Debalina Basu Department of Microbiology Surendranath College Paper Chromatography Principle What is Descending Paper Chromatography Descending paper chromatography is an analytical technique in which the mobile phase moves downward through the stationary phase In other words in this method the development of the paper occurs due to the movement of the solvent downwards on the paper Therefore the solvent reservoir should be at the top of the paper In this process the movement of the solvent is governed by gravity as well as capillary action

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