IBTEHAJ RAHEEM ALI; MAJIDA HAMEED KHAZAAL; ZAINAB ABD ULMUTTALEB HAMMOOD; MOHAMMED HADI AL–DOUH. Cloud Point Methodology to Determination Pb+2 by   4-CMePADPI Reagent Coupled with Spectrophotometry. Journal of Kufa for Chemical Sciences, Kufa, Najaf, IRAQ, v. 5, n. 1, p. 635–646, 2025. DOI: 10.36329/jkcm/2025/v5.i1.21492. Disponível em: https://journal.uokufa.edu.iq/index.php/jkcs/article/view/21492. Acesso em: 8 aug. 2026.