Synthesis and Characterization of Some Mixed-Ligand Complexes Containing Azo Dye and 1,10-phenanthroline with CoII, ZnII, CdII and HgII Ions. IHJPAS [Internet]. 2017 Mar. 14 [cited 2024 May 4];28(3):187-203. Available from: https://jih.uobaghdad.edu.iq/index.php/j/article/view/152