Synthesis ,spectroscopic study of Antipyryl azo 2-Naphthol and use it as new reagent for determination of Co(II) and Cu(II). Baghdad Science Journal, Iraq, Baghdad, v. 10, n. 3, p. 977–985, 2013. DOI: 10.21123/bsj.2013.10.3.977-985. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2608.. Acesso em: 2 may. 2024.