Different substances travel through a piece of chromatography paper at different speeds. Paper chromatography uses this to separate mixtures of soluble substances. It provides clues on the possible ...
AN extensive literature on the quantitative paper chromatography of a large variety of organic compounds already exists. Most of these methods are based on: (a) measurement of the optical density of a ...
SEVERAL methods for the direct determination of substances separated by paper chromatography have been described. They are based, apart from mere visual comparison, either on measuring the area of the ...
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