PROCESS FOR CHROMIUM (VI) REMOVAL FROM MECHANIZED TANNERY WASTEWATER USING ACTIVATED CARBON OBTAINED FROM TANNERY SOLID WASTES. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 5, n. 1, p. 364–371, 2021. DOI: 10.33003/fjs-2021-0501-577. Disponível em: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/577. Acesso em: 12 sep. 2025.