SHRESTHA, R. M. Determination of Methylene blue Number to Characterize the Lapsi Based Activated carbon Prepared by Chemical Carbonization. Journal of the Institute of Engineering, [S. l.], v. 15, n. 1, p. 177–180, 2020. DOI: 10.3126/jie.v15i1.27727. Disponível em: https://nepjol.info/index.php/JIE/article/view/27727. Acesso em: 17 jul. 2024.