Chromium determination and speciation since 2000

被引:331
作者
Gomez, V. [1 ]
Callao, M. P. [1 ]
机构
[1] Rovira Virgili Univ, Analyt Chem & Organ Chem Dept, Chemometr Qualmetr & Nanosensors Res Grp, Tarragona 43007, Spain
关键词
chromium; determination; preconcentration; speciation;
D O I
10.1016/j.trac.2006.06.010
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Chromium is introduced into the environment by effluents in several industries. It is important to control this element since it is both toxic and carcinogenic. As its toxicity depends on its state of oxidation, it is especially interesting to determine its most abundant species, Cr(III) and Cr(VI). In this overview, we describe the requirements for chromium determination and speciation and review the analytical methods that have been used in these studies. Focusing in particular on developments since 2000, we examine the features of detection techniques, pre-treatments and applications of the various methods. (c) 2006 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1006 / 1015
页数:10
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