MIL-88A Derived Zerovalent Iron Embedded Mesoporous Carbon with Carbon Black Composite Based Electrochemical Sensor for the Detection of Metol

    March 2024 in “ Carbon ”
    S. Thangavelu, Shen-Ming Chen, Shen-Ming Chen, Thangavelu Kokulnathan, Bih-Show Lou, Tahani Saad AlGarni, Wedad A. Al-onazi, Mohamed S. Elshikh
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    TLDR The new sensor can detect a toxic chemical in water with high sensitivity and accuracy.
    The study successfully synthesized a hexagonal 3D Fe-MOF (Metal-organic-framework) using a hydrothermal method, which was then carbonized to produce a nanoscale zerovalent iron core with a carbon shell. This was combined with carbon black nanoparticles through sonication. The resulting material was used to create an electrochemical sensor for the detection of Metol (MTL), a toxic contaminant used in the photographic industry and hair dyes. The sensor demonstrated low detection limits, high sensitivity, and good linear ranges, making it an effective tool for monitoring MTL presence in various water samples.
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