Spectroscopy and Spectral Analysis, Volume. 33, Issue 6, 1689(2013)
Fe(Ⅲ) Modified Sodium Alginate Beads Based Micro-Extraction in Combination with Hydride Generation-Atomic Fluorescence Spectrometry (HG-AFS) for Speciation Analysis of Inorganic As(Ⅲ) and As(Ⅴ) in Water Samples
Fe(III) modified sodium alginate beads (Fe(Ⅲ) modified Na) were firstly adopted as solid phase for micro-extraction of inorganic arsenic species from water samples. In combination with hydride generation-atomic fluorescent spectrometry (HG-AFS), speciation analysis of inorganic As(Ⅲ) and As(Ⅴ) in water samples could be accomplished because Fe(Ⅲ) modified Na had various micro-extraction behavior for inorganic As(Ⅲ) and As(Ⅴ) respectively. As a result, Fe(Ⅲ) modified Na could be developed into a practical solid phase for speciation analysis of inorganic As(Ⅲ) and As(Ⅴ), with the advantages of being efficient, simple, and environmental-friendly.
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PENG Xiao-li, XU Fang, BIAN Jing, ZHANG Wen-zhong, WU Yi. Fe(Ⅲ) Modified Sodium Alginate Beads Based Micro-Extraction in Combination with Hydride Generation-Atomic Fluorescence Spectrometry (HG-AFS) for Speciation Analysis of Inorganic As(Ⅲ) and As(Ⅴ) in Water Samples[J]. Spectroscopy and Spectral Analysis, 2013, 33(6): 1689
Received: Sep. 2, 2012
Accepted: --
Published Online: Jun. 7, 2013
The Author Email: Xiao-li PENG (pengxiaoli317@126.com)