W. Engewald

Adsorbent materials commonly used in air analysis for adsorptive enrichment and thermal desorption of volatile organic compounds

Katja Dettmer, W. Engewald · Analytical and Bioanalytical Chemistry · 2002 · 282 citations

Environmental Chemistry, Chemical Engineering, Adsorbent Materials +13

Trace determination of priority pesticides in water by means of high-speed on-line solid-phase extraction–liquid chromatography–tandem mass spectrometry using turbulent-flow chromatography columns for enrichment and a short monolithic column for fast liquid chromatographic separation

Arndt Asperger, J. Efer, Therese Koal et al. · Journal of Chromatography A · 2002 · 132 citations

Engineering, Pesticide-residue Analysis, Environmental Engineering +10

High Extraction Efficiency for POPs in Real Contaminated Soil Samples Using Accelerated Solvent Extraction

Andreas Hubert, Klaus‐Dieter Wenzel, Michael Manz et al. · Analytical Chemistry · 2000 · 132 citations

Solvent Extraction, Engineering, Accelerated Solvent Extraction +18

Trace analysis of technical nonylphenol, bisphenol A and 17α-ethinylestradiol in wastewater using solid-phase microextraction and gas chromatography–mass spectrometry

Peter Braun, Monika Moeder, S. Schrader et al. · Journal of Chromatography A · 2003 · 127 citations

Gas Chromatography–mass Spectrometry, Technical Nonylphenol, Chemical Engineering +11

Accelerated Solvent Extraction of Semivolatile Organic Compounds from Biomonitoring Samples of Pine Needles and Mosses

Klaus‐Dieter Wenzel, Andreas Hubert, Michael Manz et al. · Analytical Chemistry · 1998 · 85 citations