[PDF] Top 20 Simultaneous Electrochemical Determination of Uric Acid and Ascorbic Acid Using L-Cysteine Self-Assembled Gold Electrode

... like ascorbic acid (AA) and (iv) the oxidation requires large ...bare electrode the oxidation of AA occurs at a potential close to that of UA and the bare electrode very often suffers from ... See full document

... recorded using a micro-Raman system (Renishaw InVia, UK) with an excitation wavelength of 514 ...(XRD) using an X-ray powder diffractometer (Shimadzu, X-6000, Cu Kα ...out using a Thermo Fisher X-ray ... 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 attention in ... See full document

... The electrochemical behaviors of DA and UA in a mixture solution were ...poly(SFO)-modified electrode (Fig 5 curve b) is much larger than that of the unmodified GCE (Fig 5 curve a), indicating high specific ... See full document

... aspartic acid film on GCE. As a primary amine, the electrochemical behavior of aspartic acid is in agreement with the literature ...carbon electrode sur- ... See full document

... many electrochemical approaches have been used to implement the above goal ...methods, using electroactive polymer-coated electrode to determine DA in the presence of AA and UA displayed excellent ... See full document

... carbon electrode (GCE), as well as platinum and gold electrode ...of electrochemical sensors based on electrodes modified by electro-synthesized polymeric ...modified electrode [16], ... See full document

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

... and electrochemical point of view [8- ...its electrochemical behaviors, because, its electron transfer rates are so slow that they are often adsorbed on the surface of electrode, resulting in ... See full document

... the simultaneous determination of dopamine (DA), uric acid (UA) and tryptophan (Try) using 2-amino-thiazole (AT)/gold nanoparticles (AuNPs) functionalized multiwalled carbon ... 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

... membrane-modified electrode was prepared by coating a mixture of N,O-carboxymethyl chitosan (NOCC) and glycine (Gly) onto the surface of a glassy carbon ...the electrochemical behavior of uric ... See full document

... 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 ...strong, self-sustaining combustion reaction ... See full document

... the electrode surface from alumina and other adsorbed ...for electrode modification by l-cysteine ...in l-cysteine solution (10 mM in PBS ...modified electrode (Cysteic ... See full document

... Graphene oxide (GO) was obtained by oxidation of natural graphite powder according to a Hummers method [12, 13]. The PDA decorated reduced GO (RGO) were prepared by our reported method before [14]. 60 mg GO was dispersed ... See full document

... known, uric acid (UA) is the primary final product of purine metabolism in the human body, and is excreted via urine ...also simultaneous determination of FA and UA is of great importance for ... See full document

... of L-cysteine and graphite powder were added and homogenously dispersed in the obtained ...Sonogel–Carbon L- cysteine composite electrode becomes hardened and, therefore, ... See full document

... as ascorbic acid (AA) and uric acid ...the electrode surface in order to detect EP, DA, AA and UA with high selectivity and sensitivity ...on simultaneous determination of ... See full document

... ascorbic acid and electrochemical behavior of epineph- rine ...modified electrode with the biochemical molecular L-cysteine was usually used to catalyze the quinones in the water ... See full document

... The electrochemical behavior of norepinephrine (NE) is investigated on the surface of a carbon-paste electrode modified with chloranile (CA) and carbon ...modified electrode showed an efficient ... See full document