Preparing the adsorption material from coconut trunk to remove As(V) in aqueous solution. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 15, n. 1, p. 75–80, 2026. DOI: 10.62239/jca.2026.011. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2026.011.. Acesso em: 13 jun. 2026.