BIOSORPTION OF HEAVY METALS, DYES AND PHENOL USING PHOSPHORIC ACIDMODIFIED RICE HUSK. INTERNATIONAL JOURNAL OF ADVANCED RESEARCH AND REVIEW (IJARR), [S. l.], v. 3, n. 4, p. 16–29, 2018. Disponível em: https://www.ijarr.org/index.php/ijarr/article/view/309.. Acesso em: 23 jun. 2026.