Molecularlyimprintedcoatedgrapheneoxidesolid-apillarycolumnforselectiveextractionandsensitivedeterminationofphloxineBincoffeebeanAnalyticaChimicaActaImpactFactor: aninsecticide gastrictoxicityandcelltoxicity detect:ZESPEMIPshighselectivityandspecificrecognition olumnhigherchemicalstability,selectivity morefacilepreparationPreparation:insitupolymerizationusingnanostructuredimprintedmaterials-GOGO-MIPshigherloadingcapacityfasterassociation/essibilityandsensitivitytotargetspeciesPreparationoftheGO-apillarycolumnGOporogenmethanoltoluenedodecanol30minultrasonicationphloxineB(template)MAA(functionalmonomer)mechanicallystirred1h,roomtemperatureEDMA(crosslinker)AIBN(initiator)purgedwithN2fill5min(capillarytube)polymerization,5h60oCinawater-bathwash甲醇-乙酸(90:10,v/v)washmethanoltheGO-apillarycolumnPreparationoftheGO-apillarycolumnThecorrespondingGO-apillarycolumn--apillarycolumn--withoutGOPreparationofphloxineBcoffeebeansamplesThesamplesolutions咖啡豆研磨后过20目筛,转移至广口瓶于50C保存。咖啡豆粉末(),000rpm,10min重复两次。萃取液合并,。µm滤膜备用。-.02ml/-乙酸(90:10,v/v),氮气吹干,–LIF(a)thecolumnpreparedwithAM,(b)thecolumnpreparedwithMAA,(c)MIPs,(d)GO-MIPsand(e)themagnificationis20,-IRspectraof(a)GOand(b)GO-MIPs.
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