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Showing 1 to 2 of 2 for “"GCxGC-MS"”.
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Synthesis, Fractionation, Characterisation and Toxicity of Naphthenic Acids from Complex Mixtures
… gas chromatography-mass spectrometry (GCxGC-MS). Reference acids were then either purchased, or more commonly, where they were not commercially-available, synthesised, mainly by micro-hydrogenation methods, for co-chromatography and comparison of mass spectra of methyl esters with those …
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On the bicyclic acids of petroleum
… standard chromatographic techniques, such as GC-MS, has so far been limited by the extreme complexity of the NA mixtures. Recent analysis of NA as the methyl ester derivatives, by multidimensional gas chromatography-mass spectrometry (GC×GC-MS), has resulted in the identification of several tri- …