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全固态他莫昔芬选择电极的研制与应用

Preparation and Application of All Solid State Tamoxifen Selective Electrode

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【作者】 李秋玉; 陈艳美; 岳京立; 于秋泓; 李东辉;

【Author】 Li Qiuyu, Chen Yanmei (Jilin Grain College, Changchun, 130062) Yue Jingli, Yu Qiuhong, Li Donghui (Jinzhou Medical College,Jinzhou, 121001)

【机构】 吉林粮食高等专科学校; 锦州医学院;

【摘要】 首次报道了一种以拘橼酸他莫昔芬与浓氢溴酸反应生成的衍生物的碘化物与碘化 的缔合物为电活性物的全固态他莫昔芬选择电极,电极的线性响应范围为1.0×10-2~10×10-5mol/L斜率为48mV/pC,检测限为8.0× 10-6mol/L,此电极响应迅速,重视性好,用此电极以标准曲线法对药物中的他莫昔芬进行了测定,此法简便,结果与分光光度法相符。

【Abstract】 We report a new all solid state tamoxifen selective electrode. This electrode is based on the association complex of BiI3 and the iodide derivate from the reaction of tamoxifen with acid hydrobromic . The behavior of the electrode is evaluated as follow: Nernst response to tamoxifen ranges between 1 .0 ×10-2-1.0×105mol/L with a slope of 48mV/pC.The delection limit is 8.0×10-6mo1/L. While pH is at 3.20 - 6.80, the range of the electrode deesn’ t exceed ± 1 mV. The electrode has fast response and good reproducibility. The procedures of this method are simple and the results obtained from deltection were conformable to those of spectrophotometer determination.

【关键词】 离子选择电级; 他莫昔芬; 测定;
【Key words】 ion-selective electrode; tamoxifen; determination;
  • 【文献出处】 吉林粮食高等专科学校学报 ,Journal of Jilin Grain College , 编辑部邮箱 ,2000年04期
  • 【分类号】O646
  • 【被引频次】2
  • 【下载频次】24
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