SYNTHESIS AND RESEARCH OF CHELATE PRODUCING SORBENTS BASED ON MELAMINE, FORMALINE AND DICARBONIC ACIDS. Multidisciplinary Journal of Science and Technology, [S. l.], v. 3, n. 3, p. 264–268, 2023. Disponível em: http://mjstjournal.com/index.php/mjst/article/view/230. Acesso em: 24 apr. 2025.