MAHMUD, Khoirun Nisa; WEN, Tan Hui; ZAKARIA, Zainul Akmar. Activated carbon and biochar from pineapple waste biomass for the removal of methylene blue. Environmental and Toxicology Management, [S. l.], v. 1, n. 1, p. 30–36, 2021. DOI: 10.33086/etm.v1i1.2036. Disponível em: https://journal2.unusa.ac.id/index.php/ETM/article/view/2036. Acesso em: 9 aug. 2026.