Solid phase extraction of uranium on a new brush type graft copolymer and spectrophotometric determination of its in water samples

作者: Mustafa Tuzen , Esra Bagda , Baki Hazer

DOI: 10.1007/S10967-016-4949-4

关键词: Solid phase extractionAdsorptionAnalytical chemistryMethacrylateNuclear chemistryChemistryUraniumCopolymerDetection limitPolymerAmphiphile

摘要: A new versatile solid phase extraction and spectrophotometric determination of uranium (VI) was proposed with using poly(caprolactone-b-vinyl benzyl chloride-g-dimethyl amino ethyl methacrylate), poly(CL-b-VB-g-DMAEMA), amphiphilic brush type block/graft copolymer. The method is based on the adsorption uranium(VI)-pyrocatechol violet complex surface adsorbent. parameters such as pH, amount ligand copolymer, sample volume were optimized. Detection limit, preconcentration factor relative standard deviation found 0.45 µg L−1, 100 3.8 %, respectively. Adsorption capacity polymer for uranium(VI) 52 mg g−1. applied to different water samples reference materials.

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