ALI, I. H. . Removal of Congo Red Dye From Aqueous Solution Using Eco-Friendly Adsorbent of Nanosilica. Baghdad Science Journal, Iraq, Baghdad, v. 18, n. 2, p. 0366, 2021. DOI: 10.21123/bsj.2021.18.2.0366. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/4862. Acesso em: 27 jul. 2021.