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Magnetic C60 nanospheres based solid-phase extraction coupled with isotope dilution gas chromatography–mass spectrometry method for the determination of sixteen polycyclic aromatic hydrocarbons in Chinese herbal medicines

Chemical EngineeringEngineeringSeparation ScienceGas ChromatographyMedicineMass SpectrometryMagnetic C60 NanospheresChinese Herbal MedicinesAnalytical ChemistrySolid-phase ExtractionChemistryChromatographic AnalysisPharmacologyChromatographyDrug Analysis