Page 42 - Multidimensional Chromatography
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32                                      Multidimensional Chromatography

























































                           Figure 2.11 (a) HPLC chromatogram obtained for a sample of drinking water spiked with
                           dibutyl phthalate (DBP) and diethylhexyl phthalate (DEHP). (b)  The LC–GC/MS chro-
                           matogram of the same sample after sample enrichment. Reprinted from  Journal of High
                           Resolution Chromatography, 20,T. Hyötyläinen  et al., ‘Reversed phase HPLC coupled
                           on-line to GC by the vaporizer/precolumn solvent split/gas discharge; analysis of phthalates in
                           water’, pp. 410–416, with permission from Wiley-VCH.
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