Enhanced Adsorptive Removal of Pb²⁺ and Cd²⁺ Ions from Aqueous Solution Using Phosphoric Acid–Activated Rice Husk. Communication In Physical Sciences, [S. l.], v. 13, n. 2, p. 307–328, 2026. Disponível em: https://journalcps.com/index.php/volumes/article/view/807. Acesso em: 21 jul. 2026.