(N, N, N’, N’-Tetramethy -p- phebylebediamine dihydrochloride) as a New Analytical Reagent for Spectrophotometric Determination of Iron (III). (Fadhil M. Najib and Nawzad N. Ahmad). Journal of Zankoy Sulaimani - Part A, [S. l.], v. 1, n. 1, p. 26–43, 1997. DOI: 10.17656/jzs.10013. Disponível em: https://jzs.univsul.edu.iq/index.php/jzs/article/view/jzs-10013.. Acesso em: 2 mar. 2024.