Can the substance in a chromatography ever go past the solvent layer or be hindered by the slow progression of the solvent layer?

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Chemistry

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11 February, 00:54

Can the substance in a chromatography ever go past the solvent layer or be hindered by the slow progression of the solvent layer?

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Ashlyn Newton · Answer 1

Based on a polarity interplay between the sample and two other substances ... with different polarities will travel at different rates as the solvent moves, causing their separation. 1 ... In thin layer chromatography the solid phase (silica gel or alumina) is ... Once the TLC plate has been spotted and ready to go, carefully place it.