Sorbtion-Photometric Determination Of Lead (II) Ion By Organic Reagent 1,3,4-Thiadiazole2,5-Ditiol. Eurasian Research Bulletin , [S. l.], v. 25, p. 29–31, 2023. Disponível em: https://geniusjournals.org/index.php/erb/article/view/5080. Acesso em: 18 apr. 2026.