Determination Of The Best Treatment For The Tannery Industry Using Sodium Silicate (〖Na〗_2 SiO_3) With Sulfuric Acid (H_2 SO_4). Journal of Pharmaceutical Negative Results, [S. l.], p. 159–172, 2023. DOI: 10.47750/pnr.2023.14.S02.23. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/6619.. Acesso em: 3 jun. 2026.