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  • P-ISSN1225-0163
  • E-ISSN2288-8985
  • SCOPUS, ESCI, KCI

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  • P-ISSN 1225-0163
  • E-ISSN 2288-8985

Determination of 105 pesticide residues by GC/MS/MS

Analytical Science and Technology / Analytical Science and Technology, (P)1225-0163; (E)2288-8985
2010, v.23 no.4, pp.395-404
https://doi.org/10.5806/AST.2010.23.4.395






Abstract

A multi-residual method using gas chromatography coupled with mass spectrometry (GC/MS/MS) was developed for the analysis of 105 pesticides. This method was tested on lemons, beans and other vegetables. The pretreatment of these pesticides was performed by liquid-liquid partition followed by cleanup with solid phase extraction cartridge (SPE Florisil), after acetonitrile extraction from matrices and sodium chloride (15 g) addition. The recovery ranged from 71.1% to 126.0% except for azinphosmethyl,famoxadone, fenamidone, flufenoxuron and triadimefon in lemons and from 72.5% to 124.5%in bean. In lemon, the limit of detection (LOD) and limit of quantification (LOQ) were 0.001~150 ng/mL and 0.004~500 ng/mL, respectively.

keywords
multi-residual method, GC/MS/MS, limit of detection, limit of quantification

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Analytical Science and Technology