INFRARED SPECTRAL ANALYSIS OF THE IONITE BASED ON DIMETHYLOLCARBAMIDE AND ORTHOPHOSPHORIC ACID AND ITS COMPLEX WITH MERCURY (II) ION. Journal of Universal Science Research, [S. l.], v. 3, n. 5, p. 131–137, 2025. DOI: 10.66301/jusr.v3i5.11817. Disponível em: https://universalpublishings.com/index.php/jusr/article/view/11817. Acesso em: 12 nov. 2026.