Salicylaldehyde functionalized chitosan for electrochemical sensitive sensor: Simultaneous determination of catechol and hydroquinone

Article Chemistry, Physical

In-situ reducing platinum nanoparticles on covalent organic framework as a sensitive electrochemical sensor for simultaneous detection of catechol, hydroquinone and resorcinol

Lei Sun et al.

Summary: A COF based electrochemical sensor was fabricated using TFPB-BD-COF, PtNPs, and NH2-MWCNTs, showing superior performance in detecting catechol, hydroquinone, and resorcinol with good linear response and low detection limits.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2022)

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Article Chemistry, Applied

Polyethylenimine-carbon nanotubes composite as an electrochemical sensing platform for sensitive and selective detection of toxic rhodamine B in soft drinks and chilli-containing products

Peihong Deng et al.

Summary: Rhodamine B (RhB) is a toxic and carcinogenic additive that was once overused in foodstuffs. This study employed a novel composite material, MWCNTs-PEI/GCE, to detect and monitor RhB, showing enhanced electrochemical response. By optimizing the experimental conditions and using SDLSV, reliable quantitative determination was achieved.

JOURNAL OF FOOD COMPOSITION AND ANALYSIS (2022)

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Article Chemistry, Physical

Adsorption performance of chitosan Schiff base towards anionic dyes: Electrostatic interaction effects

Chaoqiang Huang et al.

Summary: In this study, an electropositive adsorbent SCSB was successfully prepared via chitosan modification, showing better adsorption performance than chitosan and a potential for applications. The removal rate of SCSB was correlated with the electron-donating effect of salicylaldehyde, and the hydrolysis of the imine group had a greater impact on charges changing in the pH test.

CHEMICAL PHYSICS LETTERS (2021)

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Article Chemistry, Analytical

A cost-saving preparation of nickel nanoparticles/nitrogen-carbon nanohybrid as effective advanced electrode materials for highly sensitive tryptophan sensor

Peihong Deng et al.

Summary: A facile and cost-effective preparation method was reported for nickel nanoparticle S/nitrogen-carbon nanohybrid, used for highly sensitive and selective electrochemical determination of tryptophan. The nanohybrid exhibited high surface area and excellent electrical conductivity, leading to significantly enhanced electrochemical oxidation signal of tryptophan when used for electrode modification.

MICROCHEMICAL JOURNAL (2021)

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Article Electrochemistry

Determination of Uric Acid in Biological Fluids by Ceria Nanoparticles Doped Reduced Graphene Oxide Nanocomposite Voltammetric Sensor

Peihong Deng et al.

Summary: A sensitive method for uric acid detection was developed using a nanocomposite of ceria nanoparticles and reduced graphene. The method showed excellent selectivity and high sensitivity for uric acid detection, with a linear range of 0.02-20 mu M and a low detection limit of 8.0 nM.

JOURNAL OF THE ELECTROCHEMICAL SOCIETY (2021)

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Article Chemistry, Analytical

Functionally anchored Ag-TiO2 nanoparticles on guar gum based nanocomposite for simultaneous determination of hydroquinone, catechol, resorcinol and nitrite

R. Ramya et al.

Summary: A facile one-pot synthesis of Ag-TiO2 using functionalized guar gum (FGG) was reported, enabling simultaneous detection of multiple organic pollutants. The nanocomposite modified electrode showed excellent detection performance and electrocatalytic activity against environmental pollutants. This sensor displayed good sensitivity, selectivity, and reproducibility for pollutant quantification.

MICROCHEMICAL JOURNAL (2021)

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Article Chemistry, Applied

New voltammetric method for determination of tyrosine in foodstuffs using an oxygen-functionalized multi-walled carbon nanotubes modified acetylene black paste electrode

Jinxia Feng et al.

Summary: This study prepared an acetylene black paste electrode (ABPE) modified with oxygen-functionalized multi-walled carbon nanotubes (MWCNT-COOH) for investigating the electrochemical behavior of tyrosine. The modified electrode showed a well-defined anodic peak for tyrosine oxidation, and the oxidation peak current varied linearly with tyrosine concentration. The MWCNT-COOH/ABPE was successfully applied for the determination of tyrosine in food samples.

JOURNAL OF FOOD COMPOSITION AND ANALYSIS (2021)

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Article Chemistry, Analytical

An electrochemical sensor based on polyvinyl alcohol/chitosan-thermally reduced graphene composite modified glassy carbon electrode for sensitive voltammetric detection of lead

Linh Duy Nguyen et al.

Summary: A PVA/chitosan-TRG modified glassy carbon electrode was studied for determination of lead in aqueous samples using SWASV, showing significant enhancement in sensitivity and selectivity. The modified electrode had a detection range of 1 ppb to 50 ppb, with a LOD of 0.05 ppb, and could successfully detect Pb in real water samples.

SENSORS AND ACTUATORS B-CHEMICAL (2021)

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Article Chemistry, Analytical

Fabrication an electrochemical sensor based on composite of Cu-TCPP nanosheets and PSS functionalized graphene for simultaneous and sensitive determination of dihydroxybenzene isomers

Cuijie Zhang et al.

Summary: A novel electrochemical sensor PSS-Gr@Cu-TCPP was successfully developed for simultaneous determination of three dihydroxybenzene isomers, exhibiting remarkable electrocatalytic activity and wide linear concentration range. This study provides a simple and sensitive approach for the simultaneous determination of dihydroxybenzene isomers.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2021)

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Article Chemistry, Analytical

Electrochemical detection of riboflavin using tin-chitosan modified pencil graphite electrode

Sedhu Nagarajan et al.

Summary: In this study, a tin incorporated chitosan polymer matrix coated pencil graphite electrode was fabricated for the electrochemical detection of riboflavin. The electrode showed sensitive and fast electrocatalytic response with wide linear range and low limit of detection, as well as better stability and antiinference ability. The fabricated electrode demonstrated satisfactory results for medicinal and food analysis applications.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2021)

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Article Chemistry, Applied

Fast and ultrasensitive trace malachite green detection in aquaculture and fisheries by using hexadecylpyridinium bromide modified electrochemical sensor

Peihong Deng et al.

Summary: An ultrasensitive voltammetric method for rapid determination of trace malachite green in aquaculture and fisheries was established using an acetylene black paste electrode modified with hexadecylpyridinium bromide. The method showed improved performance in the electrooxidation of malachite green and achieved a low detection limit of 4.0 nM. The modified electrode demonstrated excellent repeatability, stability, and antiinterference ability, with satisfactory relative recoveries in water and fish samples.

JOURNAL OF FOOD COMPOSITION AND ANALYSIS (2021)

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Article Electrochemistry

Application of a Simple and Sensitive Electrochemical Sensor in Simultaneous Determination of Paracetamol and Ascorbic Acid

Peihong Deng et al.

Summary: The new electrochemical sensor designed in this study enables quick and accurate determination of paracetamol and ascorbic acid, showing good resolution and strong electrochemical signal responses, and is potentially applicable for routine biomedical and chemical sensing in vitro.

JOURNAL OF THE ELECTROCHEMICAL SOCIETY (2021)

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Article Chemistry, Analytical

Facile synthesis of TiO2-ZnO-rGO nanocomposites for highly sensitive simultaneous determination of hydroquinone and catechol

Xin-Yang Lu et al.

Summary: In this study, a glassy carbon electrode modified with TiO2-ZnO-reduced graphene oxide nanocomposites was developed for the selective and simultaneous quantification of hydroquinone and catechol. The nanocomposites, prepared by a simple ultraviolet irradiation method, exhibited excellent sensing performance and stability in real water samples analysis. The linear ranges for the selective and simultaneous assays of HQ and CA were determined with low detection limits.

MICROCHEMICAL JOURNAL (2021)

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Article Chemistry, Analytical

Highly sensitive electrochemical sensor for tyrosine detection using a sub-millimeter electrode

Peihong Deng et al.

Summary: A sub-millimeter paste electrode with an inner diameter of 0.8 mm was prepared by combining rGO and AB, showing better performance in electrochemical behavior compared to a conventional size electrode with a diameter of 3 mm. The electrode exhibited higher sensitivity, a wider linear range, and a lower detection limit for Tyr, making it suitable for analysis in food and biological samples.

MICROCHEMICAL JOURNAL (2021)

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Article Biochemistry & Molecular Biology

Rapid recognition and determination of tryptophan by carbon nanotubes and molecularly imprinted polymer-modified glassy carbon electrode

Yiyong Wu et al.

BIOELECTROCHEMISTRY (2020)

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Article Biochemistry & Molecular Biology

Salicylaldehyde derivative of nano-chitosan as an efficient adsorbent for lead(II), copper(II), and cadmium(II) ions

Muhammad Saad Hussain et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2020)

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Article Chemistry, Analytical

Simultaneous determination of dihydroxybenzene isomers based on gold dendritic/pEDOT electrochemical sensor

Danyang Cheng et al.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2020)

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Article Chemistry, Analytical

Preparation of poly ionic liquid-mesoporous carbon nanospheres and its application in simultaneous determination of hydroquinone and catechol, and detection of paracetamol

Yingying Song et al.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2020)

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Review Chemistry, Multidisciplinary

Review on applications of carbon nanomaterials for simultaneous electrochemical sensing of environmental contaminant dihydroxybenzene isomers

Hayati Filik et al.

ARABIAN JOURNAL OF CHEMISTRY (2020)

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Article Chemistry, Analytical

Fast and enhanced electrochemical sensing of dopamine at cost-effective poly(DL-phenylalanine) based graphite electrode

N. Hareesha et al.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2020)

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Article Chemistry, Analytical

Simultaneous electrochemical sensing of dihydroxybenzene isomers at multi-walled carbon nanotubes aerogel/gold nanoparticles modi fi ed graphene screen-printed electrode

Asiye Aslihan Avan et al.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2020)

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Article Electrochemistry

Highly Sensitive Voltammetric Sensor for Nanomolar Dopamine Detection Based on Facile Electrochemical Reduction of Graphene Oxide and Ceria Nanocomposite

Peihong Deng et al.

JOURNAL OF THE ELECTROCHEMICAL SOCIETY (2020)

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Article Chemistry, Multidisciplinary

Ta2O5/rGO Nanocomposite Modified Electrodes for Detection of Tryptophan through Electrochemical Route

Shun Zhou et al.

NANOMATERIALS (2019)

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Article Biochemistry & Molecular Biology

The influence of reaction parameters on complexation of Zn(II) complexes with biopolymeric Schiff bases prepared from chitosan and salicylaldehyde

Hellen Franciane Goncalves Barbosa et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2019)

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Article Biochemistry & Molecular Biology

Fabrication of lightweight and reusable salicylaldehyde functionalized chitosan as adsorbent for dye removal and its mechanism

Nira Parshi et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2019)

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Article Acoustics

Sonochemical synthesis and fabrication of honeycomb like zirconium dioxide with chitosan modified electrode for sensitive electrochemical determination of anti-tuberculosis (TB) drug

Tse-Wei Chen et al.

ULTRASONICS SONOCHEMISTRY (2019)

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Article Automation & Control Systems

Multivariate standard addition for the analysis of overlapping voltammetric signals in the presence of matrix effects: Application to the simultaneous determination of hydroquinone and catechol

Kassandra Martinez et al.

CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS (2018)

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Article Chemistry, Analytical

Copper oxide and carbon nano-fragments modified glassy carbon electrode as selective electrochemical sensor for simultaneous determination of catechol and hydroquinone in real-life water samples

Lina Abdullah Alshahrani et al.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2018)

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Article Chemistry, Analytical

Poly (glycine) modified carbon paste electrode for simultaneous determination of catechol and hydroquinone: A voltammetric study

K. V. Harisha et al.

JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2018)

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Article Biochemistry & Molecular Biology

Novel Electrochemical Sensors Based on Cuprous Oxide-Electrochemically Reduced Graphene Oxide Nanocomposites Modified Electrode toward Sensitive Detection of Sunset Yellow

Quanguo He et al.

MOLECULES (2018)

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Article Chemistry, Physical

Poly(4-vinylphenylboronic acid) functionalized polypyrrole/graphene oxide nanosheets for simultaneous electrochemical determination of catechol and hydroquinone

Hui Mao et al.

APPLIED SURFACE SCIENCE (2017)

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Article Electrochemistry

GC electrode modified with carbon nanotubes and NiO for the simultaneous determination of bisphenol A, hydroquinone and catechol

Lorena Athie Goulart et al.

ELECTROCHIMICA ACTA (2016)

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Article Chemistry, Analytical

Simultaneous determination of dihydroxybenzene isomers based on graphene-graphene oxide nanocomposite modified glassy carbon electrode

Xibin Zhou et al.

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Article Chemistry, Analytical

Electrochemically synthesized Pt-MnO2 composite particles for simultaneous determination of catechol and hydroquinone

Binesh Unnikrishnan et al.

SENSORS AND ACTUATORS B-CHEMICAL (2012)

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Article Biophysics

Simultaneous determination of hydroquinone and catechol at PASA/MWNTs composite film modified glassy carbon electrode

Dong-Ming Zhao et al.

COLLOIDS AND SURFACES B-BIOINTERFACES (2009)

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Article Agriculture, Multidisciplinary

Direct automatic determination of bitterness and total phenolic compounds in virgin olive oil using a pH-based flow-injection analysis system

Jose A. Garcia-Mesa et al.

JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY (2007)

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Article Chemistry, Analytical

Determination of phenol, resorcinol and hydroquinone in air samples by synchronous fluorescence using partial least-squares (PLS)

Marcelo F. Pistonesi et al.

TALANTA (2006)

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Article Chemistry, Analytical

Simultaneous determination of hydroquinone and catechol at a glassy carbon electrode modified with multiwall carbon nanotubes

HL Qi et al.

ELECTROANALYSIS (2005)

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Article Chemistry, Analytical

Rapid capillary electrophoretic determination of glutaraldehyde in photographic developers using a cationic polymer coating

B Pranaityte et al.

ANALYTICA CHIMICA ACTA (2004)

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Article Biochemical Research Methods

Determination of major phenolic compounds in water by reversed-phase liquid chromatography after pre-column derivatization with benzoyl chloride

A Asan et al.

JOURNAL OF CHROMATOGRAPHY A (2003)

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A new sensitive and selective spectrophotometric method for the determination of catechol derivatives and its pharmaceutical preparations

P Nagaraja et al.

JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS (2001)

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Article Chemistry, Analytical

Electrochemical study of chemically modified and screen-printed graphite electrodes with [(SbO)-O-V(CHL)(2)]Hex. Application for the selective determination of sulfide

MI Prodromidis et al.

ANALYTICAL CHEMISTRY (2000)

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Salicylaldehyde functionalized chitosan for electrochemical sensitive sensor: Simultaneous determination of catechol and hydroquinone

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