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Determination of four nitrofuran metabolites in gelatin Chinese medicine using dispersive solid phase extraction and pass-through solid phase extraction coupled to ultra high performance liquid chromatography-tandem mass spectrometry

BiochemistrySeparation ScienceMedicineGas ChromatographyBioanalysisMass SpectrometryNitrofuran MetabolitesChromatography-tandem Mass SpectrometryAnalytical ChemistryLiquid ChromatographyChromatographic AnalysisPharmacologyGelatin Chinese MedicineChromatographyDrug Analysis