Reduction of Heavy Metal (Pb) ions in industrial waste using activated carbon based on used catalysts. International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 11, n. 10, p. 44–50, 2023. DOI: 10.18535/ijsrm/v11i10.ce02. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/4736.. Acesso em: 20 may. 2024.