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Zekeriyya Bahadır,Mustafa Soylak,Volkan Numan Bulut,Duygu Ozdes,Celal Duran,Hakan Bektas 한국공업화학회 2014 Journal of Industrial and Engineering Chemistry Vol.20 No.3
A coprecipitation method was developed for the quantitative separation and preconcentration of Pb(II),Cr(III) and Cu(II) ions. Analytes were coprecipitated using a triazole derivative (2-{4-[2-(1H-indol-3-yl)ethyl]-3-(4-chlorobenzyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl}-N-aryl methylidene acetohydrazid). The analytes were analyzed by flame atomic absorption spectrometry. The parameters suchas sample pH, amount of reagent, sample volume, matrix effects etc. were investigated. The enrichmentfactor for the analyzed metal ions was obtained as 50. The relative standard deviations (RSD) were in therange of 2.8–4.1%. The accuracy of the proposed procedure was checked by the analysis of the CRM-CSandySoil C. The method was successfully applied to real samples.