DISPOSABLE SODIUM ELECTRODES

被引:16
作者
BORCHARDT, M
DIEKMANN, C
DUMSCHAT, C
CAMMANN, K
KNOLL, M
机构
[1] Institut für Chemo- und Biosensorik, Münster, Wilhelm-Klemm-Strasse 8
关键词
D O I
10.1016/0039-9140(94)E0107-3
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
In this paper we describe a disposable sodium sensor in double matrix membrane technology. This sensor is prepared from filter paper with an evaporated silver conducting line on one side. For insulation the sensor is laminated with a pre-perforated heat-sealing film. A defined volume of an ion-sensitive polymer matrix membrane cocktail is filled into one hole. So an ion-sensitive coated film sensor in double matrix membrane technology is produced. The double matrix membrane is formed by the polymer matrix membrane and by the additional filter paper matrix. The response behaviour of the sodium electrode is comparable with conventional macro ion-selective electrodes. By this technology a mass production of low cost sensors is possible.
引用
收藏
页码:1025 / 1028
页数:4
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