Modified μ-QuEChERS coupled to diethyl carbonate-based liquid microextraction for PAHs determination in coffee, tea, and water prior to GC–MS analysis: An insight to reducing the impact of caffeine on the GC–MS measurement
Asmaa Kamal El‐Deen, Kuniyoshi Shimizu
Topics & Concepts
QuechersChemistryChromatographyCentral composite designGas chromatography–mass spectrometrySolventMass spectrometryCalibration curveDetection limitResponse surface methodologyPesticideOrganic chemistryPesticide residueAgronomyBiologyAnalytical chemistry methods developmentMass Spectrometry Techniques and ApplicationsAnalytical Chemistry and Chromatography