Science Journal of Analytical Chemistry

Volume 12, Issue 2, June 2024

  • Research Article

    Quantitative Evaluation and Comparative Analysis of Toxic Heavy Metal Levels (Pb and Mn) in Pineapple, Papaya, Banana and Mango Fruit Purchased from Tepi Market

    Desalegn Tesfa Tefera*

    Issue: Volume 12, Issue 2, June 2024
    Pages: 13-23
    Received: 10 June 2024
    Accepted: 1 July 2024
    Published: 23 July 2024
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    Abstract: This study aimed to analyze the composition and safety of commonly consumed fruits, namely pineapples, papaya, banana, and mango, and evaluate their suitability as part of a balanced diet. The fruits were assessed for moisture content, ash content, and heavy metal concentrations, specifically lead (Pb) and manganese (Mn). The moisture content value... Show More
  • Research Article

    A Novel Analytical Method for Determining a Combination of Tetrahydrozoline and Antazoline HCl by Modulating Ratio Spectra

    Lamia Mohammed Abd Elhalim*, Nesrin Khamis Ramadan, Mohammed Khaled Abd El Rahman, Maha Mohammed Galal

    Issue: Volume 12, Issue 2, June 2024
    Pages: 24-32
    Received: 8 August 2024
    Accepted: 2 September 2024
    Published: 26 September 2024
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    Abstract: In this study, the combination of pharmaceutical formulation of tetrahydrozline HCl (TZ) and antazoline HCl (AN) was determined without separating them using smart analytical UV spectrophotometric methods. While the Extended Ratio Subtraction Method (EXRSM) is used to determine AN, the Ratio Subtraction Method (RSM) is utilized to determine TZ and ... Show More