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Multidimensional Chromatography in Environmental Analysis 377
99. J. J. Vreuls, V. P. Goudriaan, U. A. Th Brinkman and G. J. de Jong, ‘A trapping column
for the coupling of reversed-phase liquid chromatography and capillary gas chromato-
graphy’, J. High Resolut. Chromatogr. 14:475–480 (1991).
100. K. K. Verma, A. J. H. Louter, A. Jain, E. Pocurull, J. J. Vreuls and U. A. Th Brinkman,
‘On-line solid-phase extraction–gas chromatography–ion trap tandem mass spectro-
metric detection for the nanogram per litre analysis of trace pollutants in aqueous
samples’, Chromatographia 44:372–380 (1997).
101. D. Jahr, ‘Determination of alkyl, chloro and mononitrophenols in water by sample-
acetylation and automatic on-line solid phase extraction-gas chromatography-mass
spectrometry’, Chromatographia 47:49–56 (1998).
102. Y. Picó, J. J. Vreuls, R. T. Ghijsen and U. A. Th Brinkman, ‘Drying agents for water-
free introduction of desorption solvent into a GC after on-line SPE of aqueous
samples’, Chromatographia 38:461–469 (1994).
103. A. Farjam, J. J. Vreuls, W. J. G. M. Cuppen, U. A. Th Brinkman and G. J. De Jong,
‘Direct introduction of large-volume urine samples into an on-line immunoaffinity
sample pretreatment–capillary gas chromatography system’, Anal. Chem. 63:
2481–2487 (1991).
104. J. J. Vreuls, G. J. de Jong, U. A. Th Brinkman, K. Grob and A. Artho, ‘On-line solid
phase extraction-thermal desorption for introduction of large volumes of aqueous sam-
ples into a gas chromatograph’, J. High Resolut. Chromatogr. 14:455–459 (1991).
105. J. J. Vreuls, G. J. de Jong, R. T. Ghijsen and U. A. Th Brinkman,‘On-line solid-phase
extraction–thermal desorption for introduction of large volumes of aqueous samples
into a capillary gas chromatograph’, J. Microcolumn Sep. 5:317–322 (1993).
106. S. Müller, J. Efer and W. Engewald, ‘Gas chromatographic water analysis by direct
injection of large sample volumes in an adsorbent-packed PTV injector’,
Chromatographia 38:694–700 (1994).
107. H. G. J. Mol, P. J. M. Hendrinks, H. G. Janssen, C. A. Cramers and U. A. Th Brinkman,
‘Large volume injection in capillary GC using PTV injectors: comparison of inertness
of packing materials’, J. High Resolut. Chromatogr. 18:124–128 (1995).
108. A. J. H. Louter, J. van Doornmalen, J. J. Vreuls and U. A. Th Brinkman, ‘On-line solid-
phase extraction–thermal desorption–gas chromatography with ion trap detection tan-
dem mass spectrometry for the analysis of microcontaminants in water’, J. High
Resolut. Chromatogr. 19:679–685(1996).