Search Results - "Christa S. Mcardell"
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Hospital Wastewater Treatment by Membrane Bioreactor: Performance and Efficiency for Organic Micropollutant Elimination
Published in Environmental science & technology (07-02-2012)“…A pilot-scale membrane bioreactor (MBR) was installed and operated for one year at a Swiss hospital. It was fed an influent directly from the hospital’s…”
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Consolidated vs new advanced treatment methods for the removal of contaminants of emerging concern from urban wastewater
Published in The Science of the total environment (10-03-2019)“…Urban wastewater treatment plants (WWTPs) are among the main anthropogenic sources for the release of contaminants of emerging concern (CECs) into the…”
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3
Prediction of micropollutant elimination during ozonation of a hospital wastewater effluent
Published in Water research (Oxford) (01-11-2014)“…Determining optimal ozone doses for organic micropollutant elimination during wastewater ozonation is challenged by the presence of a large number of…”
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Rapid Screening for Exposure to “Non-Target” Pharmaceuticals from Wastewater Effluents by Combining HRMS-Based Suspect Screening and Exposure Modeling
Published in Environmental science & technology (05-07-2016)“…Active pharmaceutical ingredients (APIs) have raised considerable concern over the past decade due to their widespread detection in water resources and their…”
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Effect of operational and water quality parameters on conventional ozonation and the advanced oxidation process O3/H2O2: Kinetics of micropollutant abatement, transformation product and bromate formation in a surface water
Published in Water research (Oxford) (01-10-2017)“…The efficiency of ozone-based processes under various conditions was studied for the treatment of a surface water (Lake Zürich water, Switzerland) spiked with…”
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Environmental toxicology and risk assessment of pharmaceuticals from hospital wastewater
Published in Water research (Oxford) (2011)“…In this paper, we evaluated the ecotoxicological potential of the 100 pharmaceuticals expected to occur in highest quantities in the wastewater of a general…”
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Pathogens and pharmaceuticals in source-separated urine in eThekwini, South Africa
Published in Water research (Oxford) (15-11-2015)“…In eThekwini, South Africa, the production of agricultural fertilizers from human urine collected from urine-diverting dry toilets is being evaluated at a…”
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Biological degradation of pharmaceuticals in municipal wastewater treatment: Proposing a classification scheme
Published in Water research (Oxford) (01-05-2006)“…A simple classification scheme is suggested to characterize the biological degradation of micropollutants such as pharmaceuticals, musk fragrances and…”
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Challenge of high polarity and low concentrations in analysis of cytostatics and metabolites in wastewater by hydrophilic interaction chromatography/tandem mass spectrometry
Published in Journal of Chromatography A (13-02-2009)“…A method for solid phase extraction and HPLC–MS/MS of the cytostatics 5-fluorouracil, cytarabine, and gemcitabine and human metabolites uracil 1-β-…”
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Removal of pharmaceuticals and fragrances in biological wastewater treatment
Published in Water research (Oxford) (01-09-2005)“…The removal of seven pharmaceuticals and two fragrances in the biological units of various full-scale municipal wastewater treatment plants was studied. The…”
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Occurrence and Sorption Behavior of Sulfonamides, Macrolides, and Trimethoprim in Activated Sludge Treatment
Published in Environmental science & technology (01-06-2005)“…The occurrence of sulfonamide and macrolide antimicrobials, as well as trimethoprim, was investigated in conventional activated sludge treatment. Average daily…”
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The fate of selected micropollutants in a single-house MBR
Published in Water research (Oxford) (01-04-2009)“…Membrane bioreactor (MBR) technology is an interesting option for single-house wastewater treatment or small communities. Because typically a very high…”
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13
Removal of pharmaceuticals from nitrified urine by adsorption on granular activated carbon
Published in Water research X (01-12-2020)“…Nitrification and distillation of urine allow for the recovery of all nutrients in a highly concentrated fertilizer solution. However, pharmaceuticals excreted…”
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14
Mass Flows of X-ray Contrast Media and Cytostatics in Hospital Wastewater
Published in Environmental science & technology (01-07-2009)“…Little is known about the significance of hospitals as point sources for emission of organic micropollutants into the aquatic environment. A mass flow analysis…”
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15
High content of low molecular weight organics does not always affect pharmaceutical adsorption on activated carbon: The case of acetate, propionate and ethanol in source-separated urine
Published in Water research X (01-12-2023)“…•Efficient removal of pharmaceuticals from untreated urine with activated carbon.•Biodegradable low molecular weight organics do not hinder pharmaceutical…”
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16
Technologies for the treatment of source-separated urine in the eThekwini Municipality
Published in Water S. A. (01-01-2015)“…In recent years, a large number of urine-diverting dehydration toilets (UDDTs) have been installed in eThekwini to ensure access to adequate sanitation. The…”
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Oxidation of Pharmaceuticals during Ozonation of Municipal Wastewater Effluents: A Pilot Study
Published in Environmental science & technology (01-06-2005)“…To reduce the release of pharmaceuticals and endocrine disruptors into the aquatic environment or to remove them from wastewater intended for direct or…”
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18
Multiple-Criteria Decision Analysis Reveals High Stakeholder Preference to Remove Pharmaceuticals from Hospital Wastewater
Published in Environmental science & technology (01-05-2011)“…Point-source measures have been suggested to decrease pharmaceuticals in water bodies. We analyzed 68 and 50 alternatives, respectively, for a typical Swiss…”
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Occurrence and Fate of Macrolide Antibiotics in Wastewater Treatment Plants and in the Glatt Valley Watershed, Switzerland
Published in Environmental science & technology (15-12-2003)“…An analytical method was developed for determining macrolide antibiotics in treated wastewater effluents and in ambient water based on solid-phase extraction…”
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Extraction and determination of sulfonamides, macrolides, and trimethoprim in sewage sludge
Published in Journal of Chromatography A (02-09-2005)“…Pressurized liquid extraction (PLE) was optimized and validated for the determination of sulfonamide and macrolide antimicrobials and trimethoprim in sewage…”
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