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Results:
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Results: 20
Authors:
Asperger, A
Efer, R
Koal, T
Engewald, W
Citation: A. Asperger et al., On the signal response of various pesticides in electrospray and atmospheric pressure chemical ionization depending on the flow-rate of eluent applied in liquid chromatography-tandem mass spectrometry, J CHROMAT A, 937(1-2), 2001, pp. 65-72
Authors:
Ulrich, D
Hoberg, E
Bittner, T
Engewald, W
Meilchen, K
Citation: D. Ulrich et al., Contribution of volatile compounds to the flavor of cooked asparagus, EUR FOOD RE, 213(3), 2001, pp. 200-204
Authors:
Asperger, A
Engewald, W
Fabian, G
Citation: A. Asperger et al., Thermally assisted hydrolysis and methylation - a simple and rapid online derivatization method for the gas chromatographic analysis of natural waxes, J AN AP PYR, 61(1-2), 2001, pp. 91-109
Authors:
Engewald, W
Citation: W. Engewald, 65(th) Birthday of Professor Dr. Heinz Engelhardt, CHROMATOGR, 54(3-4), 2001, pp. 137-137
Authors:
Drechsel, D
Dettmer, K
Engewald, W
Bittner, T
Efer, J
Citation: D. Drechsel et al., GC analysis of trichloroacetic acid in water samples by large-volume injection and thermal decarboxylation in a programmed-temperature vaporizer, CHROMATOGR, 54(3-4), 2001, pp. 151-154
Authors:
Dettmer, K
Bittner, T
Engewald, W
Citation: K. Dettmer et al., Adsorptive enrichment and thermal desorption of low-boiling oxygenated compounds - Possibilities and limitations, CHROMATOGR, 53, 2001, pp. S322-S326
Authors:
Schreiber, A
Efer, J
Engewald, W
Citation: A. Schreiber et al., Application of spectral libraries for high-performance liquid chromatography-atmospheric pressure ionisation mass spectrometry to the analysis of pesticide and explosive residues in environmental samples, J CHROMAT A, 869(1-2), 2000, pp. 411-425
Authors:
Dettmer, K
Knobloch, T
Engewald, W
Citation: K. Dettmer et al., Stability of reactive low boiling hydrocarbons on carbon based adsorbents typically used for adsorptive enrichment and thermal desorption, FRESEN J AN, 366(1), 2000, pp. 70-78
Authors:
Dettmer, K
Felix, U
Engewald, W
Mohnke, M
Citation: K. Dettmer et al., Application of a unique selective PLOT capillary column for the analysis of oxygenated compounds in ambient air, CHROMATOGR, 51, 2000, pp. S221-S227
Authors:
Hubert, A
Wenzel, KD
Manz, M
Weissflog, L
Engewald, W
Schuurmann, G
Citation: A. Hubert et al., High extraction efficiency for POPs in real contaminated soil samples using accelerated solvent extraction, ANALYT CHEM, 72(6), 2000, pp. 1294-1300
Authors:
Engewald, W
Teske, J
Efer, J
Citation: W. Engewald et al., Programmed temperature vaporiser-based injection in capillary gas chromatography, J CHROMAT A, 856(1-2), 1999, pp. 259-278
Authors:
Engewald, W
Teske, J
Efer, J
Citation: W. Engewald et al., Programmed temperature vaporisers-based large volume injection in capillary gas chromatography, J CHROMAT A, 842(1-2), 1999, pp. 143-161
Authors:
Koval'chuk, TV
Lewin, U
Zaitsev, VN
Engewald, W
Citation: Tv. Koval'Chuk et al., Chromatographic properties of high-density octadecyl phases immobilized onhigh-purity silica gel, J ANALYT CH, 54(2), 1999, pp. 115-121
Authors:
Ceglarek, U
Efer, J
Schreiber, A
Zwanziger, E
Engewald, W
Citation: U. Ceglarek et al., Determination of linear alkylbenzenesulfonates in communal wastewater by means of solid phase microextraction coupled with API-MS and HPLC-FLD, FRESEN J AN, 365(8), 1999, pp. 674-681
Authors:
Didaoui, L
Touabet, A
Meklati, BY
Lewin-Kretzschmar, U
Engewald, W
Citation: L. Didaoui et al., Comparison of retention indices of some explosives and related compounds calculated by different mathematical methods in reversed-phase liquid chromatography, HRC-J HIGH, 22(11), 1999, pp. 613-618
Authors:
Didaoui, L
Touabet, A
Ahmed, AYBH
Meklati, BY
Engewald, W
Citation: L. Didaoui et al., Evaluation of dead time calculation in reversed-phase liquid chromatography using a multiparametric mathematical method, HRC-J HIGH, 22(10), 1999, pp. 559-564
Authors:
Wennrich, L
Engewald, W
Popp, P
Citation: L. Wennrich et al., GC trace analysis of haloethers in water - Comparison of different extraction techniques, INT J ENV A, 73(1), 1999, pp. 31-41
Authors:
Asperger, A
Engewald, W
Fabian, G
Citation: A. Asperger et al., Advances in the analysis of natural waxes provided by thermally assisted hydrolysis and methylation (THM) in combination with GC/MS, J AN AP PYR, 52(1), 1999, pp. 51-63
Authors:
Asperger, A
Engewald, W
Fabian, G
Citation: A. Asperger et al., Analytical characterization of natural waxes employing pyrolysis-gas chromatography-mass spectrometry, J AN AP PYR, 50(2), 1999, pp. 103-115
Authors:
Asperger, A
Engewald, W
Wagner, T
Citation: A. Asperger et al., Quantitative determination of acrylate-based copolymer retarding layers ondrug granules using pyrolysis gas chromatography, J AN AP PYR, 49(1-2), 1999, pp. 155-164
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