J. KHARODAWALA, Mohammad; K. RANA, Arjun. Study on Oximino-3-Methyl-1-(2´ ,4´ -dinitrophenyl)-2-Pyrazolin-5-One as a Gravimetric Reagent for Co(II), Ni(II) and Cu(II) . Asian Journal of Chemistry, [S. l.], v. 14, n. 2, p. 979–984, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/22247. Acesso em: 3 oct. 2024.