Flow injection analysis for the photometric determination of promethazine-HCl in pure and pharmaceutical preparation via oxidation by persulphate using Ayah 3SX3-3D solar micro photometer. Baghdad Science Journal, Iraq, Baghdad, v. 10, n. 4, p. 1190–1202, 2013. DOI: 10.21123/bsj.2013.10.4.1190-1202. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2832.. Acesso em: 17 may. 2024.