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American Journal of Applied Chemistry

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Volume 11, Issue 4, August 2023

  • Analytical Methods for Determining Metals Concentrations in Coffee (Coffea arabica L. ) in Ethiopia: A Review

    Bealu Girma, Kasahun Wale

    Issue: Volume 11, Issue 4, August 2023
    Pages: 95-102
    Received: 26 June 2023
    Accepted: 14 July 2023
    Published: 21 July 2023
    DOI: 10.11648/j.ajac.20231104.11
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    Abstract: Coffee is a widely consumed beverage and is the second most traded commodity globally after petroleum. The aim of this paper is to provide a comprehensive review of the analytical and instrumental methods employed in Ethiopia to determine the concentrations of essential and toxic heavy metals in coffee. Several studies have been conducted to determ... Show More
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  • Electrochemical Detection of Paracetamol and Iohexol Using a Boron-Doped Diamond Anode Modified with Gold Particles

    Koffi Konan Sylvestre, Kambiré Ollo, Gnamba Corneil Quand-même, Kimou Kouakou Jocelin, Berté Mohamed, Kouadio Kouakou Etienne, Koné Souleymane, Ouattara Lassiné

    Issue: Volume 11, Issue 4, August 2023
    Pages: 103-111
    Received: 8 July 2023
    Accepted: 2 August 2023
    Published: 28 August 2023
    DOI: 10.11648/j.ajac.20231104.12
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    Abstract: Persistent organic pollutants such as pharmaceuticals (iohexol and paracetamol) released into the environment is an environmental problem. Thus our objective is to propose an effective and less expensive method for the determination of their concentrations in the environment. In this work the detection and quantification of pharmaceuticals (iohexol... Show More
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  • Determination of Pesticide Residues in Honey Samples from East Shewa and West Arsi Zones of Oromia, Ethiopia

    Taye Beyene, Desta Abi, Mekonen Woldatsadik

    Issue: Volume 11, Issue 4, August 2023
    Pages: 112-115
    Received: 4 August 2023
    Accepted: 18 August 2023
    Published: 31 August 2023
    DOI: 10.11648/j.ajac.20231104.13
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    Abstract: Honeybees (Apis mellifera L.) play an important ecological and economic role in the pollination service of crops. Pesticide residues in honey can happen when bees in search nectar and pollen, visit crops that have been treated with various agrochemicals for different reasons. The presence of pollutants in honey can influence honeybee colony perform... Show More
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