“Spectrophotometric Determination of Thymol in Pharmaceutical Preparations Via Oxidative Coupling Reaction with 2,4- dinitrophenylhydrazine in the Presence of Potassium Periodate” (2023) Iraqi Journal of Science, 55(1), pp. 27–34. Available at: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/11921 (Accessed: 19 May 2024).