Voltammetric determination of Nordiazepam at meniscus modified silver solid amalgam electrode

被引:1
作者
Samiec, Petr [1 ]
Navratilova, Zuzana [1 ]
机构
[1] Univ Ostrava, Fac Sci, Dept Chem, 30 Dubna 22, CZ-70103 Ostrava, Czech Republic
关键词
meniscus modified silver solid amalgam electrode; differential pulse voltammetry; Nordiazepam;
D O I
10.2478/acs-2014-0018
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
New electrochemical method for determination of Nordiazepam (NDZ) at meniscus modified silver solid amalgam electrode (m-AgSAE) was developed utilizing differential pulse voltammetry (DPV). The pH effect on the current response of NDZ was studied in the mixture of Britton-Robinson buffer (BR) and methanol (9:1) with optimum pH value of 10. The calibration dependences were examined under the optimal conditions and linearity in the range from 2 x 10(-6) to 1 x 10(-4) mol L(-1 )with limit of quantification of 1.7 x 10(-6) mol L-1 were accomplished.
引用
收藏
页码:105 / 108
页数:4
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