Fixed-bed adsorption of methylene blue solution onto sorghum grain husks. Mongolian Journal of Chemistry, [S. l.], v. 27, n. 55, p. 40–49, 2026. DOI: 10.5564/mjc.v27i55.4838. Disponível em: https://www.mongoliajol.info/index.php/MJC/article/view/4838. Acesso em: 8 jul. 2026.