Transcription of CHROMATOGRAPHY AND ITS APPLICATIONS
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CHROMATOGRAPHY AND ITS APPLICATIONS Edited by Sasikumar Dhanarasu CHROMATOGRAPHY and Its APPLICATIONS Edited by Sasikumar Dhanarasu Published by InTech Janeza Trdine 9, 51000 Rijeka, Croatia Copyright 2012 InTech All chapters are Open Access distributed under the Creative Commons Attribution license, which allows users to download, copy and build upon published articles even for commercial purposes, as long as the author and publisher are properly credited, which ensures maximum dissemination and a wider impact of our publications. After this work has been published by InTech, authors have the right to republish it, in whole or part, in any publication of which they are the author, and to make other personal use of the work. Any republication, referencing or personal use of the work must explicitly identify the original source. As for readers, this license allows users to download, copy and build upon published chapters even for commercial purposes, as long as the author and publisher are properly credited, which ensures maximum dissemination and a wider impact of our publications.
The amount of alumina was from 1.5 to 1.8 gram. Total sample used was about 0.1 gram. The solvent of heptanes, mixture of heptanes/ dichloromethane (1/2.5, V/V) and mixture of dichloromethane/ trichloromethane (1/3, V/V) were as elutes corresponding to saturated hydrocarbon, aromatic hydrocarbon and resin respectively. The amount of heptanes,
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