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	1.	Occurrence and fate of the human pharmaceutical metabolite ritalinic acid in the aquatic system. [electronic resource] by Letzel, Marion Weiss, Klaus Schüssler, Walter Sengl, Manfred Producer: 20101222 In: Chemosphere vol. 81 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Behavior of sartans (antihypertensive drugs) in wastewater treatment plants, their occurrence and risk for the aquatic environment. [electronic resource] by Bayer, Anne Asner, Robert Schüssler, Walter Kopf, Willi Weiß, Klaus Sengl, Manfred Letzel, Marion Producer: 20150616 In: Environmental science and pollution research international vol. 21 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Occurrences and potential risks of 16 fragrances in five German sewage treatment plants and their receiving waters. [electronic resource] by Klaschka, Ursula von der Ohe, Peter Carsten Bschorer, Anne Krezmer, Sonja Sengl, Manfred Letzel, Marion Producer: 20130514 In: Environmental science and pollution research international vol. 20 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Residue analysis of the pharmaceutical diclofenac in different water types using ELISA and GC-MS. [electronic resource] by Deng, Anping Himmelsbach, Markus Zhu, Qing-Zhi Frey, Siegfried Sengl, Manfred Buchberger, Wolfgang Niessner, Reinhard Knopp, Dietmar Producer: 20031216 In: Environmental science & technology vol. 37 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	LC-MS screening techniques for wastewater analysis and analytical data handling strategies: Sartans and their transformation products as an example. [electronic resource] by Letzel, Thomas Bayer, Anne Schulz, Wolfgang Heermann, Alexandra Lucke, Thomas Greco, Giorgia Grosse, Sylvia Schüssler, Walter Sengl, Manfred Letzel, Marion Producer: 20160323 In: Chemosphere vol. 137 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Towards the review of the European Union Water Framework Directive: Recommendations for more efficient assessment and management of chemical contamination in European surface water resources. [electronic resource] by Brack, Werner Dulio, Valeria Ågerstrand, Marlene Allan, Ian Altenburger, Rolf Brinkmann, Markus Bunke, Dirk Burgess, Robert M Cousins, Ian Escher, Beate I Hernández, Félix J Hewitt, L Mark Hilscherová, Klára Hollender, Juliane Hollert, Henner Kase, Robert Klauer, Bernd Lindim, Claudia Herráez, David López Miège, Cécil Munthe, John O'Toole, Simon Posthuma, Leo Rüdel, Heinz Schäfer, Ralf B Sengl, Manfred Smedes, Foppe van de Meent, Dik van den Brink, Paul J van Gils, Jos van Wezel, Annemarie P Vethaak, A Dick Vermeirssen, Etienne von der Ohe, Peter C Vrana, Branislav Producer: 20180316 In: The Science of the total environment vol. 576 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)