کد مقاله | کد نشریه | سال انتشار | مقاله انگلیسی | نسخه تمام متن |
---|---|---|---|---|
8366491 | 1542678 | 2018 | 6 صفحه PDF | دانلود رایگان |
عنوان انگلیسی مقاله ISI
Spironolactone voltammetric determination on renewable amalgam film electrode
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موضوعات مرتبط
علوم زیستی و بیوفناوری
بیوشیمی، ژنتیک و زیست شناسی مولکولی
زیست شیمی
پیش نمایش صفحه اول مقاله
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چکیده انگلیسی
In this study a new high sensitive method of spironolactone (SP) determination is proposed using voltammetric technique. As the working electrode amalgam film silver based electrode (Hg(Ag)FE) was applied, that resulted in obtaining low limit of spironolactone detection, ex. for the preconcentration time 45â¯s obtained detection limit was 4.7·10â9â¯molâ¯Lâ1 (1.96·10â6â¯gâ¯Lâ1). The linear response of spironolactone signal on mercury film electrode was obtained in the range of concentration from 15·10â9 to 3.0·10â6â¯molâ¯Lâ1 and the obtained repeatability measured as RSD was very good, with the value of 2.0% (nâ¯=â¯5; concentration 0.5·10â6â¯molâ¯Lâ1). The proposed method was successfully applied and validated by studying the recovery in commercially available pharmaceutical formulations containing known amount of spironolactone.
ناشر
Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Steroids - Volume 130, February 2018, Pages 1-6
Journal: Steroids - Volume 130, February 2018, Pages 1-6
نویسندگان
Joanna Smajdor, Robert Piech, Beata Paczosa-Bator,