Influence of Sonication Amplitude on Surface Perforation of Chitosan Macrobeads and Impact on Dye Adsorption. IEM Journal, [S. l.], v. 87, n. 2, 2026. DOI: 10.54552/v87i2.324. Disponível em: https://www.iemjournal.com.my/iem/article/view/324. Acesso em: 2 nov. 2026.