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Determination of phthalate acid esters plasticizers in plastic by ultrasonic solvent extraction combined with solid-phase microextraction using calix[4]arene fiber

Materials ScienceUltrasonic Solvent ExtractionChemical EngineeringEngineeringPolymer ScienceSolid-phase MicroextractionPolymer ProcessingPolymer EngineeringPolymer CharacterizationPolymer AnalysisPolymer Chemistry