How do PDMS-coated stir bars used as passive samplers integrate concentration peaks of pesticides in freshwater? | Integration des pics de contamination en pesticides dans les eaux de surface par la passive-SBSE
2017
Assoumani, A. | Margoum, C. | Lombard, A. | Guillemain, C. | Coquery, Marina | Milieux aquatiques, écologie et pollutions (UR MALY) ; Institut national de recherche en sciences et technologies pour l'environnement et l'agriculture (IRSTEA)
[Departement_IRSTEA]Eaux [TR1_IRSTEA]ARCEAU [TR2_IRSTEA]BELCA
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Show more [+] Less [-]English. Passive samplers are theoretically capable of integrating variations of concentrations of micropollutants in freshwater and providing accurate average values. However, this property is rarely verified and quantified experimentally. In this study, we investigated, in controlled conditions, how the polydimethylsiloxane-coated stir bars (passive Twisters) can integrate fluctuating concentrations of 20 moderately hydrophilic to hydrophobic pesticides.
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