ZnO/poly(nigrosine)/modified carbon paste electrode for selective sensing of vanillin in the presence of amaranth: a voltammetric study.

S B Arpitha, B E Kumara Swamy

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Article in Journal of food science and technology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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2 authors.

S B ArpithaDepartment of P.G. Studies and Research in Industrial Chemistry, Jnana Sahyadri, Kuvempu University, Shankaraghatta, Shivamogga, Karnataka 577451 India.

B E Kumara SwamyDepartment of P.G. Studies and Research in Industrial Chemistry, Jnana Sahyadri, Kuvempu University, Shankaraghatta, Shivamogga, Karnataka 577451 India.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In the current work, a ZnO/Poly Nigrosine (ZnO/PN MCPE) modifier was added to the unmodified carbon paste electrode to increase its sensitivity for analyzing vanillin (VAN) with the company of amaranth (AMR) using a cyclic voltammetric approach. In order to analyse ZnO nanoparticles, the X-ray diffraction (XRD), scanning electron microscopy (SEM) and energy disperssive X-ray spectroscopy (EDS) studies was accomplished. The ZnO/PN MCPE succeeded in the development of electrochemical sensors for the detection of vanillin (VAN) by the ZnO/PN MCPE by cyclic voltammetry (CV) technique. Many different parameters was studied such as electrochemical investigation, scan rate, concentration, pH effect was studied. The simultaneous analysis of VAN in the presence of amaranth was studied. The detection limit and quantification limit was calculated and also oxidation of VAN was adsorption controlled. This profound method was successfully implemented for the investigation of vanillin in food samples. This modified electrode shows a very promising electrochemical sensing of VAN. Supplementary Information: The online version contains supplementary material available at 10.1007/s13197-024-06122-w.

Indexed as

Cyclic voltammetryElectrochemical sensorsNigrosineVanillin

Identifiers

PMID40386207

DOI10.1007/s13197-024-06122-w

PMCPMC12078913

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.