Zobrazeno 1 - 10
of 13
pro vyhledávání: '"M. Lewina Svoboda"'
Publikováno v:
Water Quality Research Journal. 51:344-356
A microwave-assisted extraction method for the determination of 15 alkyl, aryl, and halogenated phenols in sewage sludge and biosolids samples was developed and optimized. The effects of solvent, temperature, time, moisture content, acid, and number
Autor:
Chris D. Metcalfe, M. Lewina Svoboda, Sonya Kleywegt, Eric J. Reiner, P. Guerra, Shirley Anne Smyth, Terry Kolic, Hing-Biu Lee, M. Payne
Publikováno v:
Journal of Environmental Quality. 44:1193-1200
Digestion of municipal wastewater biosolids is a necessary prerequisite to their beneficial use in land application, in order to protect public health and the receiving environment. In this study, 13 pharmaceuticals and personal care products (PPCPs)
Publikováno v:
Chemosphere. 77:1285-1291
Rosuvastatin (RST) and atorvastatin (ATO) are prescription drugs and members in the statin family used for the treatment of elevated cholesterol levels. A method using solid-phase extraction and liquid chromatography-tandem mass spectrometry (LC-MS/M
Autor:
M. Lewina Svoboda, Peter Seto, Jian-Jun YangJ. Yang, Shirley Anne Smyth, Lori Lishman, Edward A. McBean, Sonya Kleywegt, Hing-Biu Lee
Publikováno v:
Journal of Environmental Engineering and Science. 7:299-317
Polycyclic and nitro musk (PNM) fragrances in personal care products persist and bioaccumulate in the environment following wastewater discharges and land application of biosolids. Influent and effluent concentrations, seasonal variations, and proces
Autor:
Hing-Biu Lee, Shirley Anne Smyth, M. Lewina Svoboda, Lori Lishman, Sonya Kleywegt, Peter Seto
Publikováno v:
Proceedings of the Water Environment Federation. 2008:3505-3518
Autor:
Hing-Biu Lee, Sonya Kleywegt, M. Lewina Svoboda, Jian-Jun Yang, Lori Lishman, Peter Seto, Edward A. McBean, Sandra Ormonde, Shirley Anne Smyth, Vince Pileggi
Publikováno v:
Water Quality Research Journal. 42:138-152
The removal and/or partitioning (to sludge) of six polycyclic and five nitro musks through the liquid treatment train of a conventional Canadian secondary activated sludge wastewater treatment plant is characterized. Raw influent, primary effluent, s
Publikováno v:
Water Quality Research Journal. 42:11-19
An efficient microwave-assisted extraction (MAE) procedure has been optimized for the determination of polycyclic and nitro musks in sewage sludge. A centrifuged sludge cake sample (from 1 to 2.5 g ), mixed with 10 g of anhydrous sodium sulfate in a
Publikováno v:
Journal of Chromatography A. 1139:45-52
A solid-phase extraction (SPE) and liquid chromatographic (LC) method was developed for the determination of selected fluoroquinolone (FQ) drugs including ofloxacin, norfloxacin, and ciprofloxacin in municipal wastewater samples. Extraction of the FQ
Publikováno v:
Journal of Chromatography A. 1094:122-129
The occurrence, fate, and effects of phenols with endocrine-disrupting properties as well as some pharmaceuticals and personal-care products in the environment have frequently been discussed in recent literature. In many cases, these compounds were d
Publikováno v:
Water Quality Research Journal. 38:667-682
A gas chromatography/mass spectrometry (GC/MS) method for the determination of 11 selected acidic pharmaceuticals in sewage influent and effluent at trace levels has been developed. The drugs studied were salicylic acid, clofibric acid, ibuprofen, ac