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Glossary Liquid chromatography / Term

Wall effect

The consequence of the looser packing density near the walls of the rigid HPLC column. Mobile phase has a tendency to flow slightly faster near the wall because of the decreased permeability The solute molecules that happen to be near the wall are carried along faster than the average of the solute band and. consequently band spreading results.

Permanent link Wall effect - Creation date 2020-03-16


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