S. Othman, N., نبیل, Abdul -alsalam Alhafid, H. and هبه 2021. Spectrophotometric estimation of para-aminophenol via oxidative coupling reaction with 4-chlororesorcinol –Application to paracetamol. Journal of Education and Science (JES). 30, 5 (Dec. 2021), 136–146. DOI:https://doi.org/10.33899/edusj.2021.131045.1186.