[PDF] Top 20 Electrochemical Determination of Dopamine, Uric acid and Ascorbic acid at Mn0 02Sn0 98O2 Nanoparticles Modified Carbon Paste Electrode

... nitric acid was an oxidizer and mixed in an appropriate ratio to form a tin nitrate solution, to this solution ...citric acid which acts as fuel and ...2 nanoparticles were obtained ... See full document

... individual electrochemical behaviors of AA, DA and UA at a NDCS/GCE were first investigated by cyclic voltammetry (CV) as shown in ...simultaneous determination of AA, DA and UA at NDCS modified GCE, ... See full document

... of electrochemical techniques for the detection of ascorbic acid (AA), dopamine (DA) and uric acid (UA) in human urine samples and blood serum have received considerable ... See full document

... (DA), uric acid (UA) and ascorbic acid (AA) are compounds of great biomedical interest, playing fundamental roles in human metabolism ...[1]. Dopamine (DA) plays an important role in ... See full document

... (PR) modified CPE also possessed strongly electrocatalytic action for UA ...coated electrode, only could the oxidation peak be observed in pH ...that electrochemical reaction of UA was an ... See full document

... The carbon paste electrode is electrocatalytically active for dopamine, ascorbic acid and uric acid ...couple. Electrochemical impedance spectroscopy is ... See full document

... Acetone modified carbon paste electrode (20%:80%) has been shown to be effective for dopamine ...showed electrode process was diffusion ...good electrochemical ability to ... See full document

... working electrode, it is necessary that a simple, fast, selective and sensitive method can be ...simultaneous determination of DA, AA and UA by electrochemical method have been ...metal ... See full document

... the electrode surface can be modified to decrease the overpotential, improve the mass transfer velocity and effectively enrich the substance [14, ...the electrode for electrochemically selective and ... See full document

... Earlier electrochemical procedures based on the oxidation of UA at carbon-based electrodes in acidic solutions suffered from interference from AA which can be oxidized at a potential close to that of ... See full document

... The electrochemical response of AA shows great increase in peak current at the CdO nanoparticles modified ...CdO nanoparticles modified CPE well defined oxidation wave of AA was ... See full document

... the electrochemical response of an interesting neurotransmitter DA, CTABMCPE strongly enhanced both anodic and cathodic peak current of ...of electrochemical oxidation at certain stage. ... See full document

... simultaneous determination of dopamine in presence of ascorbic acid at electropolymer modified carbon paste electrode ...red) modified electrode for ... See full document

... The electrochemical behavior of ascorbic acid (AA) and dopamine (DA) at copper nanoparticles modified polycrystalline gold electrode (nano-Cu/Au) has been studied using ... See full document

... (DA), uric acid (UA) and tryptophan (Try) are usually coexist in human biological system and are important molecules for physiological processes in human ...therefore determination of DA is of great ... See full document

... CHI760C electrochemical workstation (Chenhua Instruments, ...glassy carbon electrode (GCE, 3 mm diameter) or the modified GCE, a platinum wire, and a Ag/AgCl (3 M KCl) electrode were used as ... See full document

... graphene-modified electrode for selective detection of uric acid was ...bare electrode, the graphene-modified electrode exhibited excellent electro-catalytic activity ... See full document

... the electrochemical response of an interesting neurotransmitter ...of electrochemical anodic and cathodic peak ...this electrode is very good for practical analysis of ... See full document

... of dopamine (DA) and ascorbic acid (AA) by square wave voltammetry has been per- formed at a modified carbon paste electrode with macrocyclic ligand ... See full document

... bare electrode for the voltammetric determination of DA in the presence of ...the electrode surface retarded the electron transfer and shifted the oxidation potential of AA towards more negative ... See full document