Promethazine-HCl Determination Using Entrapped Persulphate in Water Crystals by Flow Injection / Stopped - Flow Technique and Ayah 3SX3-3D Solar Cell Micro Photometer. (2023). Iraqi Journal of Science, 56(1A), 25-37. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10593