et.al, S. K. J. (2017). Solvent extraction of copper (II) from aqueous solutions by new organic reagent 2-[(3-Hydroxy phenyl)azo]-4,5- diphenyl imidazole. Al-Qadisiyah Journal of Pure Science, 18(1), 66-80. Retrieved from https://journalsc.qu.edu.iq/index.php/JOPS/article/view/382