Search Results - "Schrader, Steffi"

Ion-exchange molecularly imprinted polymer for the extraction of negatively charged acesulfame from wastewater samples by Zarejousheghani, Mashaalah, Schrader, Steffi, Möder, Monika, Lorenz, Pierre, Borsdorf, Helko

“…•Molecularly imprinted polymer was synthesized for negatively charged acesulfame.•VBTA was used as a phase-transfer catalyst and a functional monomer.•MISPE…”
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Organic Micropollutants from an Agricultural Drainage Ditch Contaminate a Shrimp Farm in Sinaloa (Mexico) by Moeder, Monika, Carranza-Diaz, Otoniel, López-Angulo, Gabriela, Ahumada-Santos, Yesmi, Schrader, Steffi, Reemtsma, Thorsten, Delgado-Vargas, Francisco

“…Agricultural draining ditches transport among nutrients and pesticides also pollutants discharged with untreated wastewater from the municipalities adjoining…”
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Evaluation of the applicability of the aquatic ascomycete Phoma sp. UHH 5‐1‐03 for the removal of pharmaceutically active compounds from municipal wastewaters using membrane bioreactors by Hofmann, Ulrike, Fenu, Alessio, Beffa, Trello, Beimfohr, Claudia, Weemaes, Marjoleine, Yu, Liang, Schrader, Steffi, Moeder, Monika, Schlosser, Dietmar

“…Membrane bioreactors (MBRs) augmented with terrestrial white‐rot basidiomycetes have already been tested for the removal of pharmaceutically active compounds…”
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A new version of an additive scheme for the prediction of gas chromatographic retention indices of the 211 structural isomers of 4-nonylphenol by Zenkevich, Igor G., Makarov, Andrew A., Schrader, Steffi, Moeder, Monika

“…Control of environmental pollution by 4-nonylphenols (4-NP) and effective risk assessment concerning these xenoestrogens requires the identification of the…”
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Semi-automated hollow-fibre membrane extraction, a novel enrichment technique for the determination of biologically active compounds in water samples by Müller, Sabine, Möder, Monika, Schrader, Steffi, Popp, Peter

“…An automated hollow fibre membrane extraction technique was developed for the GC–MS determination of pharmaceutical and endocrine disrupting compounds in water…”
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Non-porous membrane-assisted liquid–liquid extraction of UV filter compounds from water samples by Rodil, Rosario, Schrader, Steffi, Moeder, Monika

“…A method for the determination of nine UV filter compounds [benzophenone-3 (BP-3), isoamyl methoxycinnamate, 4-methylbenzylidene camphor, octocrylene (OC),…”
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Small streams–large concentrations? Pesticide monitoring in small agricultural streams in Germany during dry weather and rainfall by Halbach, Katharina, Möder, Monika, Schrader, Steffi, Liebmann, Liana, Schäfer, Ralf B., Schneeweiss, Anke, Schreiner, Verena C., Vormeier, Philipp, Weisner, Oliver, Liess, Matthias, Reemtsma, Thorsten

“…•Comprehensive pesticide monitoring at 105 sites over two application periods.•RAC exceedances occurred for majority of small streams.•Rainfall increases…”
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At-line microextraction by packed sorbent-gas chromatography–mass spectrometry for the determination of UV filter and polycyclic musk compounds in water samples by Moeder, Monika, Schrader, Steffi, Winkler, Ursula, Rodil, Rosario

“…An at-line analysis protocol is presented that allows the determination of four UV filters, two polycyclic musk compounds and caffeine in water at…”
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Negative electrospray ionization ion mobility spectrometry combined with paper-based molecular imprinted polymer disks: A novel approach for rapid target screening of trace organic compounds in water samples by Zarejousheghani, Mashaalah, Schrader, Steffi, Möder, Monika, Mayer, Thomas, Borsdorf, Helko

“…A novel approach for the rapid target screening of water contaminants in trace concentrations was applied for the determination of the artificial sweetener…”
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Potential of vegetated ditches to manage organic pollutants derived from agricultural runoff and domestic sewage: A case study in Sinaloa (Mexico) by Moeder, Monika, Carranza-Diaz, Otoniel, López-Angulo, Gabriela, Vega-Aviña, Rito, Chávez-Durán, Francisco Armando, Jomaa, Seifeddine, Winkler, Ursula, Schrader, Steffi, Reemtsma, Thorsten, Delgado-Vargas, Francisco

“…This case study presents the fate of selected organic, priority and emerging pollutants along a 3.6km sector of a vegetated, agricultural ditch situated in…”
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Pressurised membrane-assisted liquid extraction of UV filters from sludge by Rodil, Rosario, Schrader, Steffi, Moeder, Monika

“…A method for the determination of 11 UV-filter compounds in sludge has been developed and evaluated. The procedure includes the use of non-porous polymeric…”
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Biogas production from coumarin-rich plants—inhibition by coumarin and recovery by adaptation of the bacterial community by Popp, Denny, Schrader, Steffi, Kleinsteuber, Sabine, Harms, Hauke, Sträuber, Heike

“…Plants like sweet clover (Melilotus spp.) are not suitable as fodder for cattle because of harmful effects of the plant secondary metabolite coumarin. As an…”
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A new strategy for accelerated extraction of target compounds using molecularly imprinted polymer particles embedded in a paper‐based disk by Zarejousheghani, Mashaalah, Schrader, Steffi, Möder, Monika, Schmidt, Matthias, Borsdorf, Helko

“…In this study, a general simple and inexpensive method is introduced for the preparation of a paper‐based selective disk‐type solid phase extraction (SPE)…”
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Fully automated determination of parabens, triclosan and methyl triclosan in wastewater by microextraction by packed sorbents and gas chromatography–mass spectrometry by González-Mariño, Iria, Quintana, José Benito, Rodríguez, Isaac, Schrader, Steffi, Moeder, Monika

“…A fully automated method for the determination of triclosan (TCS), its derivative methyl triclosan (MeTCS) and six parabens (esters of 4-hydroxybenzoic acid)…”
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Comparison of atmospheric pressure photoionization and electrospray ionization mass spectrometry for the analysis of UV filters by Rodil, Rosario, Schrader, Steffi, Moeder, Monika

“…A comparison was made between the electrospray ionization (ESI) and atmospheric pressure photoionization (APPI) tandem mass spectrometric (MS/MS) responses of…”
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Asymmetric phthalates—A special case for risk assessment by Bernauer, Ulrike, Schulte, Agnes, Moeder, Monika, Schrader, Steffi, Reemtsma, Thorsten

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Determination of Endocrine Disrupting Compounds and Acidic Drugs in Water by Coupling of Derivatization, Gas Chromatography and Negative-Chemical Ionization Mass Spectrometry by Möder, Monika, Braun, Peter, Lange, Franziska, Schrader, Steffi, Lorenz, Wilhelm

“…The determination of acidic pharmaceutical and endocrine disrupting compounds at low ng/L levels in surface and wastewater requires highly selective and…”
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Polychlorinated naphthalenes and other dioxin-like compounds in Elbe River sediments by Brack, Werner, Bláha, Luděk, Giesy, John P., Grote, Matthias, Moeder, Monika, Schrader, Steffi, Hecker, Markus

“…Contamination of Elbe River (Germany) sediments with dioxin‐like toxicants was investigated following the 500‐year flood (flood that statistically occurs once…”
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Effect-directed fractionation and identification of cytochrome P4501A-inducing halogenated aromatic hydrocarbons in a contaminated sediment by Brack, Werner, Schirmer, Kristin, Kind, Tobias, Schrader, Steefi, Schüürmann, Gerrit

“…On the basis of a new fractionation method combined with in vitro ethoxyresorufin‐O‐deethylase (EROD) induction in a rainbow trout liver cell line (RTL‐W1) and…”
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Polychlorinated naphthalenes in sediments from the industrial region of Bitterfeld by Brack, Werner, Kind, Tobias, Schrader, Steffi, Möder, Monika, Schüürmann, Gerrit

“…Bitterfeld (Germany) was a major site of chemical production in the former German Democratic Republic with chloralkali electrolysis as the basic process…”
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