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carbon paste electrode folic acid

Sensors | Free Full-Text | Determination of Folic Acid …

1 · R. Electrochemical determination of epinephrine, uric acid and folic acid using a carbon paste electrode modified with novel ferrocene derivative and core–shell magnetic nanoparticles. Res. Chem. Intermed. 2019, 45, 1117–1129. [] [CrossRef]

DETERMINATION OF EPINEPHRINE IN THE PRESENCE OF URIC ACID AND FOLIC ACID …

Carbon paste electrode (CPE) is a special kind of heterogeneous carbon electrode consisting of mixture prepared from carbon powder and a suitable water-immiscible or non-conducting binder [1–3]. The use of carbon paste as an electrode was initially reported in

Polymerized carbon nanotube paste electrode as a …

25/3/2021· Polymerized carbon nanotube paste electrode as a sensing material for the detection of adrenaline with folic acid M. M. Charithra 1, J. G. Manjunatha ORCID: orcid/0000-0002-0393-2474 1, Nagaraja Sreeharsha 2,3, Syed Mohammed Basheeruddin 4

Sensors | Free Full-Text | Determination of Folic Acid …

1 · R. Electrochemical determination of epinephrine, uric acid and folic acid using a carbon paste electrode modified with novel ferrocene derivative and core–shell magnetic nanoparticles. Res. Chem. Intermed. 2019, 45, 1117–1129. [] [CrossRef]

Electrochemical determination of ascorbic acid, uric acid …

25/9/2018· Electrochemical determination of ascorbic acid, uric acid and folic acid using carbon paste electrode modified with novel synthesized ferrocene derivative …

Simultaneous Electrochemical Determination of …

The fabried carbon paste electrode was characterized by cyclic voltammetry; the result shows an excellent enhanced elctroalytic activity of the modified electrode towards paracetamol and folic acid with coined selectivity and sensitivity.

Sensors | Free Full-Text | Determination of Folic Acid …

1 · R. Electrochemical determination of epinephrine, uric acid and folic acid using a carbon paste electrode modified with novel ferrocene derivative and core–shell magnetic nanoparticles. Res. Chem. Intermed. 2019, 45, 1117–1129. [] [CrossRef]

Voltammetric determination of carbidopa and folic acid using a …

ion of carbidopa in the presence of a large excess of folic acid at physiological pH was developed by the bulk modifiion of a carbon paste electrode (CPE) with carbon nanotubes (CNTs) and vinylferrocene. Large separation, good sensitivity and stability

Carbon paste electrodes modified with palmitic acid and …

1/6/1992· Carbon paste electrodes chemically modified with either palmitic acid or stearic acid have been employed for selective and sensitive determination of folic acid in aqueous and biological media. The use of the medium-exchange technique for increasing the selectivity of the process for analyzing the vitamin in biological media is recommended.

Electrochemical Determination of Folic Acid at Sodium Alpha …

Electrochemical response of folic acid at SAOSMCPE The electrochemical response of folic acid (FA) was studied at SAOS modified carbon paste electrode. The Figure 4 shows the cyclic voltammograms of 0.5 × 10-4 M folic acid at BCPE (dotted line) and -1

Voltammetric Mixture Analysis of 6-thioguanine and Folic …

Here, a simple voltammetric method has been reported for the simultaneous determination of 6-thioguanine (6-TG) and folic acid (FA) using MoWS 2 nanocomposit and N-(ferrocenylmethylidene)fluoren-2-amine modified ionic liquid-carbon paste electrode (MoWS 2

DETERMINATION OF EPINEPHRINE IN THE PRESENCE OF URIC ACID AND FOLIC ACID …

Carbon paste electrode (CPE) is a special kind of heterogeneous carbon electrode consisting of mixture prepared from carbon powder and a suitable water-immiscible or non-conducting binder [1–3]. The use of carbon paste as an electrode was initially reported in

A simple and efficient electrochemical sensor for folic …

1/8/2013· A simple and efficient electrochemical sensor for folic acid determination in human blood plasma based on gold nanoparticles-modified carbon paste electrode. Arvand M(1), Dehsaraei M. Author information: (1)Department of Chemistry, Faculty of Science, University of Guilan, Rasht, Iran. [email protected]

Simultaneous and selective voltammetric determination …

A new carbon paste electrode modified with ZrO2 nanoparticles (ZONMCPE) was prepared, and used to study the electrooxidation of epinephrine (EP), acetaminophen (AC), folic acid (FA) and their mixtures by electrochemical methods. The modified electrode

Electrochemical determination of epinephrine, uric …

17/11/2018· Electrochemical determination of epinephrine, uric acid and folic acid using a carbon paste electrode modified with novel ferrocene derivative and core–shell magnetic nanoparticles Sayed Zia Mohammadi ORCID: orcid/0000-0001-6980-9121 1 ,

Modified carbon nanotube paste electrode for …

Modified carbon nanotube paste electrode for voltammetric determination of carbidopa, folic Acid, and tryptophan

Synergic effect of Pt-Co nanoparticles and a dopamine …

8/9/2016· A carbon paste electrode (CPE) was modified with Pt-Co nanoparticles and 2-(3,4-dihydroxyphenethyl)isoindoline-1,3-dione (3,4-DHPID) and then used for determination of N-acetylcysteine (N-AC) in the presence of paracetamol (PC) and folic acid (FA).

Electroanalytical Performance of a Carbon Paste …

Electrochemical determination of acetaminophen (APAP) was successfully performed using a carbon paste electrode (CPE) modified with coffee husks (CH-CPE). Scanning electron microscopy (SEM) and SEM-energy dispersive X-ray spectroscopy (SEM-EDX) were, respectively, used for the morphological and elemental characterization of coffee husks prior to their utilization.

Modified multiwalled carbon nanotubes paste electrode …

A new vinylferrocene modified-multiwalled carbon nanotubes paste electrode was prepared and used for the determination of N -acetylcysteine ( N -AC) and folic acid (FA). Using the modified electrode, a highly selective square wave voltammetric method for the simultaneous determination of N -AC …

Voltammetric Mixture Analysis of 6-thioguanine and Folic Acid Using Ionic Liquid-Carbon Paste Electrode …

15/7/2020· Here, a simple voltammetric method has been reported for the simultaneous determination of 6-thioguanine (6-TG) and folic acid (FA) using MoWS 2 nanocomposit and N-(ferrocenylmethylidene)fluoren-2-amine modified ionic liquid-carbon paste electrode

Sensors | Free Full-Text | Determination of Folic Acid …

1 · R. Electrochemical determination of epinephrine, uric acid and folic acid using a carbon paste electrode modified with novel ferrocene derivative and core–shell magnetic nanoparticles. Res. Chem. Intermed. 2019, 45, 1117–1129. [] [CrossRef]

Simultaneous determination of Dopamine, Uric acid and Folic acid with Electrochemical Techniques based on /rGO/CTAB Modified Carbon Paste Electrode

modified carbon paste electrode (CPE) and was developed for the simultaneous determination of dopamine, uric acid and folic acid at physiological pH 7.0 (PBS, 0.1 M). The physico-chemical analysis of nanocomposite was characterized by FT

Electrochemical and alytic investigations of …

6/10/2011· A sensitive and selective electrochemical method for the determination of levodopa (LD) was developed using a ferrocenemonocarboxylic acid modified carbon nanotubes paste electrode (FMCNPE). The modified electrode exhibited good electroalytic activity for electrochemical oxidation of LD at pH 7.0 phosphate buffer solution.

Simultaneous Electrochemical Determination of …

The fabried carbon paste electrode was characterized by cyclic voltammetry; the result shows an excellent enhanced elctroalytic activity of the modified electrode towards paracetamol and folic acid with coined selectivity and sensitivity.

Modified carbon nanotube paste electrode for …

Modified carbon nanotube paste electrode for voltammetric determination of carbidopa, folic Acid, and tryptophan

Electrochemical sensor for selective determination of N …

1/4/2013· Electrochemical sensor for selective determination of N-acetylcysteine in the presence of folic acid using a modified carbon nanotube paste electrode. 1. Mater Sci Eng C Mater Biol Appl. 2013 Apr 1;33(3):1078-84. doi:10.1016/j.msec.2012.11.036. Epub 2012 Dec 11.

(PDF) Voltammetric determination of carbidopa and …

Voltammetric determination of carbidopa and folic acid using a modified carbon nanotubes paste electrode January 2014 Journal of the Serbian Chemical Society 80(00):46-46

Electroalytic oxidation and determination of …

A novel modified carbon paste electrode was fabried by incorporation of carbon nanotubes and a novel molybdenum ( VI) complex (MC). The characterization of the modified electrode was carried out by cyclic voltammetry. The apparent charge transfer rate constant, ks, and transfer coefficient, α, for electron transfer between MC and CNT paste

ZnO nanoparticle-modified ionic liquid-carbon paste …

11/9/2013· In this work, a ZnO/nanoparticles (NPs) modified carbon ionic liquid paste electrode (ZnO/NP/CILPE) was fabried and used to investigate the electrochemical behavior of folic acid. ZnO/NP/CILPE was prepared by mixing hydrophilic ionic liquid 1-butyl-3-methylimidazolium hexafluorophosphate ([C4mim]-[PF6])), ZnO/NPs, graphite powder, and liquid paraffin together.

A pre-anodized inlaying ultrathin carbon paste electrode …

1/2/2013· Carbon paste electrode (CPE) was first reported in 1958 by Adams . It has become widely used in electrochemical research due to its often-cited advantages of low ohmic resistance, large potential window, and ease of modifiion , , . Ease of modifiion is