SINCE the technique of paper partition chromatography is generally inapplicable to fat-soluble substances, we have investigated the use of alumina impregnated filter paper for this purpose. We have ...
THE surface of filter paper, in contact with water, has a slight negative charge 1, and this may account for the non-adsorption of certain colloidal electrolytes such as dyes of the ‘acid’ type, when ...
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