简介：Differentialpulsestrippingvoltammetrymethod(DPSV)wasappliedtothedeterminationofthreeherbicides,ametryn,cyanatryn,anddimethametryn.Itwasfoundthattheirvoltammogramsoverlappedstrongly,anditisdifficulttodeterminethesecompoundsindividuallyfromtheirmixtures.Withtheaidofchemometrics,classicalleastsquares(CLS),principalcomponentregression(PCR)andpartialleastsquares(PLS),voltammogramresolutionandquantitativeanalysisofthesyntheticmixturesofthethreecompoundsweresuccessfullyperformed.Theproposedmethodwasalsoappliedtotheanalysisofsomerealsampleswithsatisfactoryresults.
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