光谱学与光谱分析 |
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Determination of Trace Arsenic and Selenium in Jellyfish by Microwave Digestion-Hydride Generation-Atomic Fluorescence Spectrometry |
LIU Xi-guang1,2,YU Hua-hua1, ZHAO Zeng-qin1, LI Zhi-en1, XU Zu-hong1,LI Peng-cheng1* |
1. Institute of Oceanology, Chinese Academy of Sciences, Qingdao 266071, China 2. Laiyang College of Agriculture, Qingdao 266109, China |
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Abstract A method of hydride generation-atomic fluorescence spectrometry was proposed in the present paper for the determination of trace arsenic and selenium in jellyfish. The samples were treated by the combination of microwave digestion and lyophilization. The optimal conditions for treating and analyzing samples were established. The problem of the effect of the superfluous acid in the digesting solution on the results was solved, and the influence of coexisting foreign ions on the determination of arsenic and selenium was investigated. The accuracy of the method was confirmed by the method of standard additions. This method proved to be simple, rapid and repeatable, and is suitable for the analysis of biologic samples containing water.
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Received: 2003-11-10
Accepted: 2004-04-09
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Corresponding Authors:
LI Peng-cheng1
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Cite this article: |
LIU Xi-guang,YU Hua-hua,ZHAO Zeng-qin, et al. Determination of Trace Arsenic and Selenium in Jellyfish by Microwave Digestion-Hydride Generation-Atomic Fluorescence Spectrometry [J]. SPECTROSCOPY AND SPECTRAL ANALYSIS, 2005, 25(06): 964-967.
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URL: |
https://www.gpxygpfx.com/EN/Y2005/V25/I06/964 |
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