A multi‐component method to determine pesticides in surface water by liquid‐chromatography tandem quadrupole mass spectrometry

dc.contributor.authorRamos, Andre
dc.contributor.authorCosgrove, Stephanie
dc.contributor.authorVilla, Raffaella
dc.contributor.authorJefferson, Bruce
dc.contributor.authorCampo Moreno, Pablo
dc.contributor.authorJarvis, Peter
dc.contributor.authorWhelan, M. J.
dc.contributor.authorGuymer, I.
dc.date.accessioned2017-07-19T09:51:31Z
dc.date.available2017-07-19T09:51:31Z
dc.date.issued2017-06-15
dc.description.abstractPesticide pollution of surface water is a major concern in many agricultural catchments The development of rapid and accurate methods for determining pesticide concentrations in water samples is, therefore, important. Here we describe a method for the simultaneous analysis of six pesticides (metaldehyde, quinmerac, carbetamide, metazachlor, propyzamide and pendimethalin) in natural waters by direct aqueous injection with liquid chromatography-tandem mass spectrometry. The method validation showed good linearity from 0.2 to 50.0 µg/L with correlation coefficients between 0.995 and 0.999. Method accuracy ranged from 84 to 100% and precision Relative standard deviation (RSD) from 4 to 15%. The limits of detection for the targeted pesticides ranged from 0.03 to 0.36 µg/L. No significant matrix effects on quantification were observed (t-test). The method was tested on water samples from a small arable catchment in eastern England. Peak concentrations for the determinands ranged from 1 to 10 µg/L.en_UK
dc.identifier.citationRamos AM, Whelan MJ, Cosgrove S, Villa R, Jefferson B, Campo P, Jarvis P, Guymer I, A multi‐component method to determine pesticides in surface water by liquid‐chromatography tandem quadrupole mass spectrometry, Water and Environment Journal, August 2017, Volume 31, Issue 3, pp380-387en_UK
dc.identifier.issn1747-6585
dc.identifier.urihttp://dx.doi.org/10.1111/wej.12254
dc.identifier.urihttp://dspace.lib.cranfield.ac.uk/handle/1826/12210
dc.language.isoenen_UK
dc.publisherWileyen_UK
dc.rightsAttribution-NonCommercial 4.0 International
dc.rights.urihttp://creativecommons.org/licenses/by-nc/4.0/
dc.subjectDirect injectionen_UK
dc.subjectLC-MS/MSen_UK
dc.subjectPesticide pollutionen_UK
dc.subjectSurface wateren_UK
dc.titleA multi‐component method to determine pesticides in surface water by liquid‐chromatography tandem quadrupole mass spectrometryen_UK
dc.typeArticleen_UK

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