Sorptsion-Photometric Determination of Lead (II) Ion from Mining Metallurgy Industry Waste Using Organic Reagent. Eurasian Research Bulletin , [S. l.], v. 25, p. 21–23, 2023. Disponível em: https://geniusjournals.org/index.php/erb/article/view/5059. Acesso em: 20 apr. 2026.