What is it about?

Modifying carbon paste electrodes with imprinted zeolite type TS-1 and applying it as a sensor for determining blood glucose levels by potentiometry

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Why is it important?

Carbon has a large surface area and high conductivity, so it is widely used as an electrode material in electrometry. The properties of zeolite as a porous material that has a three-dimensional framework, large surface area, high ion exchange capacity, as well as good thermal and chemical stability, and rigid is very suitable to be used to improve the performance of carbon as electrochemical sensors. Imprinted zeolites are zeolites which contain molecular imprints in their pores. The mold only matches the molecule that are placed -in this case is glucose molecule- as a result of the shape, size and bonding site left behind during printing. Electrodes that are modified with imprinted zeolites have a high selectivity toward analytes in a complex sample matrix.

Perspectives

Electrometry method have been developed for the detection of glucose levels. The presence of other components in the sample often disrupts electrometric glucose analysis. Imprinted zeolites are zeolites which contain molecular imprints in their pores. The mold only matches the molecule that are placed as a result of the shape, size and bonding site left behind during printing. The development of imprinted zeolite-based sensors can solve the problem of interference caused by other components in blood samples. Based on the results of this study, the potentiometry using the imprinted zeolite modified carbon paste electrode is recommended as an alternative method for routine blood glucose analysis in the medical field.

Miratul Khasanah
Airlangga University

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This page is a summary of: Imprinted zeolite modified carbon paste electrode as a selective potentiometric sensor for blood glucose, January 2020, American Institute of Physics,
DOI: 10.1063/5.0005231.
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