DETERMINATION OF TOTAL COPPER IN HEMODIALYSIS WATER BY DIFFERENTIAL-PULSE ANODIC-STRIPPING VOLTAMMETRY

被引:9
作者
TAHAN, JE [1 ]
MORONTA, AJ [1 ]
ROMERO, RA [1 ]
机构
[1] UNIV ZULIA,FAC EXPTL CIENCIAS,INSTRUMENTAC ANALIT LAB,MARACAIBO 4011,VENEZUELA
关键词
Copper; Haemodialysis water;
D O I
10.1016/S0003-2670(00)83348-6
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
An anodic stripping voltammetric method was developed in order to determine copper in the water used to prepare haemodialysis solutions. The interference from organic matter was overcome by high-pressure bomb mineralization. The electrochemical results were compared with those obtained by using graphite furnace atomic absorption spectrometry and the correlation was excellent (r = 0.983, p < 0.001). The detection limit was 0.2 μg l-1 copper. © 1990.
引用
收藏
页码:449 / 451
页数:3
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