The determination of 11 sulfonamide antibiotics in water and foods by developing a N-rich magnetic covalent organic framework combined with ultra-high performance liquid chromatography-tandem mass spectrometry
Ling Ma, Yue Gu, Liqiang Guo, Ke Wang
Abstract
A type of magnetic COF with exposed N-containing groups acting as adsorption sites was designed and synthesized. The magnetic COF was combined with UPLC-MS/MS to establish a rapid method for the determination of 11 SAs residues in samples.
Topics & Concepts
SulfonamideChemistryTandemChromatographyCovalent organic frameworkTandem mass spectrometryAdsorptionMass spectrometryCovalent bondHigh-performance liquid chromatographyLiquid chromatography–mass spectrometryOrganic chemistryMaterials scienceComposite materialCovalent Organic Framework ApplicationsMetal-Organic Frameworks: Synthesis and ApplicationsMolecular Sensors and Ion Detection