A. Abrahem, S. and H. Al-Saidi, K. (2020) “Determination of Sulfamethoxazole in Pure and Pharmaceutical Samples by Using Direct Method for Calibration Curve of Normal Spectrum of UV-Spectrophotometry”, Al-Nahrain Journal of Science, 23(4), pp. 1–4. Available at: https://mail.anjs.edu.iq/index.php/anjs/article/view/2344 (Accessed: 22 May 2026).