Square wave voltammetry and differential pulse voltammetry of
Electrochemical study of methimazole and its direct determination in pharmaceutical preparations and human serum by square wave and differential pulse voltammetry
... The goal of this work was the development of new voltammetric methods for the direct determination of methimazole in pharmaceutical preparations and spiked human serum samples without any time-consuming extraction or ...
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Electrochemical Behavior of Atorvastatin at Glassy Carbon Electrode and its Direct Determination in Pharmaceutical Preparations by Square Wave and Differential Pulse Voltammetry
... In the first part of the present study, electrochemical behavior of this compound at a GCE was investigated using cyclic, linear sweep, DPV and square wave voltammetry (SWV). In the second part, the ...
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Electrochemical Properties of Chlorogenic Acids and Determination of Their Content in Coffee Using Differential Pulse Voltammetry
... Electrochemical properties of CGAs were only rarely investigated. Thus, Namazian and Zare 12, Yardim 13, and Ziyatdinova et al. [14] investigated the electrochemical properties of chlorogenic acid (probably 5-CQA ...
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Recent achievments in square-wave voltammetry – A review
... in square-wave voltammetry for analytical purposes as well as for studying elec- trode mechanisms and kinetics are reviewed, mainly covering results published in the last ...advance pulse ...
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ELECTROANALYTICAL DETERMINATION OF AZAPROPAZONE AT GLASSY ELECTRODE USING DIFFERENTIAL PULSE AND ANODIC SQUARE WAVE VOLTAMMETRY IN PURE FORMULATION, PHARMACEUTICAL
... ABSTRACT A sensitive electroanalytical method for determination of azapropazone has been investigated on the basis of the enhanced electrochemical response at glassy carbon electrode during oxidation of azapropazone, ...
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Square-wave Voltammetry of Two-step Electrode Reaction
... of square-wave voltammetry of two-step electrode reaction with kinetically controlled electron transfers is developed and a special case of thermodynamically unstable intermediate is ...
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Abrasive Stripping Square Wave Voltammetry of Some Natural Antioxidants
... Keywords: Anthocyanidins, catechins, myricetin, microparticles, voltammetry. 1. INTRODUCTION Among the methods for investigation of electrochemical properties of solids, the voltammetry of microcrystals, ...
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Design and testing of a computer-controlled square wave voltammetry instrument
... Figure 22 Square Wave Voltammetry run on Internal Cell.. be present on Internal Cell also if the noise originates[r] ...
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Electrochemical Behaviour of Trimebutine at Activated Glassy Carbon Electrode and its Direct Determination in Urine and Pharmaceutics by Square Wave and Differential Pulse Voltammetry
... validated differential pulse and square wave voltammetric techniques have been developed and successfully applied to the estimation of TB in pharmaceutical formulations and urine ...
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Optimization and Validation of a Methodology for the Quantification of Streptomycin Using Square Wave Voltammetry
... Figure 6: A) Square-wave voltammograms of STP at different t ac : (a) 60, (b) 90, (c) 120 e (d) 180 s; C STP of 14.54 µg L -1 . Conditions: E ac -1.2 V, ΔE: 4 mV; a: 50 mV and f : 120 Hz. B) Correlation ...
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The Chemical Analysis of Triphenyltin(IV) p-Hydroxybenzoate by Square Wave Voltammetry
... Keywords: method validation, square-wave voltammetry, triphenyltin(IV)-p-hydroxybenzoate. INTRODUCTION Organotin(IV) compounds are continuous to attract attention not only due to their interesting ...
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Determination of Ellagic Acid in Strawberries, Raspberries and Blackberries by Square-Wave Voltammetry
... 18]. Square-wave voltammograms of dissolved ellagic acid are shown in Figure ...in square-wave voltammetry the influence of film is much smaller and the response appears ...
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Effect of Extraction Method on Antioxidant Determination in Produce by Differential Pulse Voltammetry
... Due primarily to the many health benefits associated with a diet high in antioxidants, numerous assays have been developed to determine antioxidant content of foods. However, most are time-consuming and costly. This ...
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Determination of As3+ Based on Nanoporous Gold by Square Wave Anodic Stripping Voltammetry
... Here, a facile and fast approach was used to synthesize NPG at a glassy carbon electrode. A rapid and highly sensitive NPG-based electrochemical sensor for As 3+ detection combined with square wave anodic ...
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Determination of Lanthanide Ions in a LiCl-KCl Molten Salt by Square Wave Voltammetry
... A high purity tungsten wire of 1 mm diameter (99.99%, Nilaco) was used as a working electrode. A glassy carbon rod of 3 mm diameter (Alfa Aesar) served as a counter electrode. The Ag/Ag + redox system in a thin Pyrex ...
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Electrochemical Behaviour of Some Chlorogenic Acids and Their Characterization in Coffee by Square-Wave Voltammetry
... were: pulse amplitude of 50 mV, frequency of 25-150 Hz and potential increment of 2 mV, corresponding to an effective scan rate of 50-300 mV s -1 ...cyclic voltammetry (in a potential range ...
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Determination of Metal Ions in the Plasma of Children with Tumour Diseases by Differential Pulse Voltammetry
... method differential pulse voltammetry with fully automated system and atomic absorption spectrometry was used for determination of the metal ...
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Analytics of Antimony in Natural Water of Nanoparticle Platinum Electrode by Application Square Wave Voltammetry
... and square wave voltammetry, one well-defined anode peak could be achieved at a power of ...for square wave voltammetry were optimized, and this sensor displayed an broad linear ...
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Electrochemical System for Determination of Esmolol Hydrochloride Using Square Wave Adsorptive Stripping Voltammetry
... instrumentations, square wave- adsorptive stripping voltammetry is considered as a simple, efficient electrochemical method of drug analysis that exhibited an adsorptive properties of the working ...
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Investigation of Nickel Ion Release from Stainless Steel Crowns by Square Wave Voltammetry
... No effort has been made to define nickel magnitude from stainless steel crowns in oral environment. Nickel ions released in sufficient quantities from nickel-containing alloys may induce nickel sensitization or elicit ...
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