期刊
JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS
卷 74, 期 -, 页码 194-204出版社
ELSEVIER SCIENCE BV
DOI: 10.1016/j.jpba.2012.10.031
关键词
Adulterants; Herbal formulations; Screening; Voltammetry of microparticles; AFM
资金
- MEC [CTQ2011-28079-CO3-01, CTQ2011-28079-CO3-02]
- ERDF funds
- Brazilian Foundation CNPq [201790/2011-4]
A solid state electrochemical method for screening different families of adulterant chemicals illegally added to commercial phytotherapuetic formulations is described. The proposed method, based on the voltammetry of microparticles approach, permits a fast and sensitive way to distinguish between anorexics (amfepramone, fenproporex, sibutramine), benzozodiazepinic anxiolytics (clonazepam, flurazepam, alprazolam, midazolam, medazepam, chlordiazepoxide, diazepam), antidepressants (bupropione, fluoxetine, sertraline, paroxetine), diuretics (hydrochlorothiazide, furosemide, chlortalidone, amiloride, spironolactone), and hypoglycemics (glimepiride, chlorpropamide, glibenclamide) based on characteristic voltammetric signals recorded on solid micro- or nanosamples attached to graphite electrodes immersed into aqueous electrolytes. (C) 2012 Elsevier B.V. All rights reserved.
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