MAHA. J. JABBAR; FATIMA A.WANNAS. Preconcentration and Spectroscopic estimation of Zn (II) by sensitive Cloud Point Extraction Technique using Imidazole Azo Reagent . Journal of Kufa for Chemical Sciences, Kufa, Najaf, IRAQ, v. 2, n. 9, p. 551–568, 2023. DOI: 10.36329/jkcm/2022/v2.i9.13321. Disponível em: https://journal.uokufa.edu.iq/index.php/jkcs/article/view/13321. Acesso em: 20 sep. 2026.