Multi-class multi-residue analysis of pesticides in edible oils by gas chromatography-tandem mass spectrometry using liquid-liquid extraction and enhanced matrix removal lipid cartridge cleanup.
Journal of Chromatography A(2019)
Abstract
•A two-step LLE is proposed to improve non-polar analyte extraction recovery.•EMR-Lipid cartridges provide pass-through cleanup for samples.•Method is validated for multiclass multiresidue pesticides testing in edible oils.•Improved GC–MS/MS method robustness is demonstrated.
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Key words
Pesticides,Multi-class multi-residue analysis,Edible oils,Liquid-liquid extraction,EMR-Lipid cartridge cleanup,Method development and validation,GC–MS/MS
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