paper electrochromatography

paper electrochromatography

[′pā·pər i‚lek·trō‚krō·mə′täg·rə·fē] (analytical chemistry) Variation of paper electrophoresis in which the electrolyte-impregnated absorbent paper is suspended vertically and the electrodes are connected to the sides of the paper, producing a current at right angles to the downward movement of the unknown sample.