Dynamic reversed-phase liquid-liquid microextraction for the determination of Cd, Cr, Mn, and Ni in vegetable oils by energy dispersive X-ray fluorescence spectrometry
Vanessa Jesus Ferreira, Valfredo Azevedo Lemos, Leonardo S.G. Teixeira
Topics & Concepts
Extraction (chemistry)ChemistryChromatographyDetection limitManganeseAnalytical Chemistry (journal)Nitric acidMass spectrometryCadmiumChromiumSample preparationInorganic chemistryOrganic chemistryAnalytical chemistry methods developmentX-ray Spectroscopy and Fluorescence AnalysisHeavy metals in environment