“Promethazine-HCl Determination Using Entrapped Persulphate in Water Crystals by Flow Injection / Stopped - Flow Technique and Ayah 3SX3-3D Solar Cell Micro Photometer”, Iraqi Journal of Science, vol. 56, no. 1A, pp. 25–37, Jul. 2023, Accessed: May 20, 2024. [Online]. Available: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10593