Amino Acid Ionic liquid Coated Magnetic Core Fe3O4@SiO2 Nanoparticles Coupled with UV Spectrophotometry for the Separation /Analysis Congo Red. London Journal of Engineering Research, [S. l.], v. 23, n. 2, p. -, 2023. Disponível em: https://journalspress.uk/index.php/LJER/article/view/305. Acesso em: 5 aug. 2026.