A straightforward and semiautomated membrane-based method as efficient tool for the determination of cocaine and its metabolites in urine samples using liquid chromatography coupled to quadrupole time-of-flight-mass spectrometry
Gabriela Mafra, Letícia Birk, Camila Scheid, Sarah Eller, Rafael Brognoli, Tiago Franco de Oliveira, Eduardo Carasek, Josias Merib
Topics & Concepts
ChromatographyChemistryBenzoylecgonineMass spectrometryExtraction (chemistry)Ultrapure waterSample preparationAnalytical Chemistry (journal)UrineBiochemistryNanotechnologyMaterials scienceForensic Toxicology and Drug AnalysisAnalytical Chemistry and ChromatographyMass Spectrometry Techniques and Applications