共 22 条
ANION-EXCHANGE FOR THE DETERMINATION OF ARSENIC AND SELENIUM BY INDUCTIVELY-COUPLED PLASMA-MASS SPECTROMETRY
被引:35
作者:

GOOSSENS, J
论文数: 0 引用数: 0
h-index: 0
机构: Laboratory of Analytical Chemistry, Institute for Nuclear Sciences, Ghent University, B-9000 Gent

MOENS, L
论文数: 0 引用数: 0
h-index: 0
机构: Laboratory of Analytical Chemistry, Institute for Nuclear Sciences, Ghent University, B-9000 Gent

DAMS, R
论文数: 0 引用数: 0
h-index: 0
机构: Laboratory of Analytical Chemistry, Institute for Nuclear Sciences, Ghent University, B-9000 Gent
机构:
[1] Laboratory of Analytical Chemistry, Institute for Nuclear Sciences, Ghent University, B-9000 Gent
关键词:
ANION EXCHANGE;
SPECTRAL INTERFERENCE;
ARSENIC;
SELENIUM;
D O I:
10.1039/ja9930800921
中图分类号:
O65 [分析化学];
学科分类号:
070302 ;
081704 ;
摘要:
A previously described anion-exchange separation method for the elimination of some of the spectral interferences in inductively coupled plasma mass spectrometry was optimized for the determination of As and Se. Basically, samples are applied to a Dowex-1X8 resin column in nitrate form and Cl- is retained while As and Se are eluted with dilute nitric acid and collected in the eluate. The ArCl+ interference on As-75+ and Se-77+ was eliminated by more than 99.9% and As and Se were determined in sea-water and human urine. A Dowex-1X8 resin column in acetate form however was observed to be preferable for the determination of As and Se in human serum.
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页码:921 / 926
页数:6
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