Alumina
An adsorbent sometimes used in adsorption chromatography. Aluminum oxide (AI203) is a porous adsorbent that is available with a slightly basic surface. For this reason, it can have advantages over silica, which is considered to have an acidic surface.
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[…] with methanol at different temperatures and urea/lipids ratios followed by argentation neutral alumina column chromatography. The urea-fatty acid complexes were analyzed by gas-liquid chromatography and […]