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Preparation of mesoporous ZrO2-coated magnetic microsphere and its application in the multi-residue analysis of pesticides and PCBs in fish by GC–MS/MS

Chemical EngineeringEnvironmental ChemistryEngineeringResidue (Chemistry)Pesticide-residue AnalysisEnvironmental EngineeringEnvironmental Analytical ChemistryAnalytical ChemistryMulti-residue AnalysisEcotoxicologyEnvironmental ToxicologyChemical PollutionChemical ContaminantChromatography