Sample pretreatment and analytical method development for detecting strobilurin pesticides in aqueous matrices

In this study a method development is presented focusing on the measurement of strobilurin pesticides with GC-MS/MS after a Solid Phase Extraction (SPE) preconcentration step. The analysed pesticides were azoxystrobin, dimoxystrobin, famoxadone, fenamidone, fluoxastrobin, kresoxim-methyl, E-metomino...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Farkas János
Le Menach Karyn
Mazellier Patrick
Budzinski Hélène
Alapi Tünde
Schrantz Krisztina
Dombi András
Testületi szerző: International Symposium on Analytical and Environmental Problems (17.) (2011) (Szeged)
Dokumentumtípus: Könyv része
Megjelent: SZAB Szeged 2012
Sorozat:Proceedings of the International Symposium on Analytical and Environmental Problems 17
Kulcsszavak:Analitikai kémia
Tárgyszavak:
Online Access:http://acta.bibl.u-szeged.hu/76395
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245 1 0 |a Sample pretreatment and analytical method development for detecting strobilurin pesticides in aqueous matrices  |h [elektronikus dokumentum] /  |c  Farkas János 
260 |a SZAB  |b Szeged  |c 2012 
300 |a 81-84 
490 0 |a Proceedings of the International Symposium on Analytical and Environmental Problems  |v 17 
520 3 |a In this study a method development is presented focusing on the measurement of strobilurin pesticides with GC-MS/MS after a Solid Phase Extraction (SPE) preconcentration step. The analysed pesticides were azoxystrobin, dimoxystrobin, famoxadone, fenamidone, fluoxastrobin, kresoxim-methyl, E-metominostrobin, orysastrobin, picoxystrobin, pyraclostrobin and trifloxystrobin. GC parameter optimization, MS Full Scan, Daughter mode and finally Multiple Reaction Monitoring (MRM) analysis had been done to have perfect separation and characteristic transitions. Calibration curves, repeatability and recovery values were determined to describe reliability of the method. During the SPE method development spiked bottled drinking water was used. Four types of cartridges were tested. STRATA-X had been chosen for further analysis with different elution solvents and with different volumes. PDMS/DVB 65 pm SPME fiber had also been chosen amongst three fibers. Parameter optimization such as extraction and desorption time, pH and NaCl dependence were done. Linearity and repeatability tests were carried out. 
650 4 |a Természettudományok 
650 4 |a Kémiai tudományok 
695 |a Analitikai kémia 
700 0 2 |a Le Menach Karyn  |e aut 
700 0 2 |a Mazellier Patrick  |e aut 
700 0 2 |a Budzinski Hélène  |e aut 
700 0 2 |a Alapi Tünde  |e aut 
700 0 2 |a Schrantz Krisztina  |e aut 
700 0 2 |a Dombi András  |e aut 
711 |a International Symposium on Analytical and Environmental Problems (17.) (2011) (Szeged)  |c Szeged  |d 2011. szeptember 19. 
856 4 0 |u http://acta.bibl.u-szeged.hu/76395/1/proceedings_of_isaep_2011_081-084.pdf  |z Dokumentum-elérés