Selective and efficient magnetic separation of Pb2+via gold nanoparticle-based visual binding enrichment

Qiuling Zheng; Cuiping Han; Haibing Li

doi:10.1039/C0CC02915G

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Selective and efficient magnetic separation of Pb²⁺viagold nanoparticle-based visual binding enrichment†

Qiuling Zheng,^a Cuiping Han^a and Haibing Li*^a

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* Corresponding authors

^a Key Laboratory of Pesticide and Chemical Biology (CCNU), Ministry of Education, College of Chemistry, Central China Normal University, Wuhan 430079, PR China
E-mail: lhbing@mail.ccnu.edu.cn
Tel: + 86 27 67866423

Abstract

We employed gold nanoparticles to visually enrich lead ions, which led to selective magnetic separation with 99% removal efficiency.

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Supplementary files

Experimental details, the stability and size distribution of DEA–Au NPs, FT-IR spectra, TEM image of Fe ₃O ₄, color progression respond to the lead concentrations and a plot of removal efficiency versus lead concentration PDF (1002K)

Article information

DOI: https://doi.org/10.1039/C0CC02915G
Article type: Communication
Submitted: 30 Jul 2010
Accepted: 13 Aug 2010
First published: 27 Aug 2010

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Chem. Commun., 2010,46, 7337-7339

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Selective and efficient magnetic separation of Pb²⁺via gold nanoparticle-based visual binding enrichment

Q. Zheng, C. Han and H. Li, Chem. Commun., 2010, 46, 7337 DOI: 10.1039/C0CC02915G

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