DIHARYO. EFFECTIVENESS TEST OF ABSORPTION CAPACITY OF ACTIVATED CHARCOAL BY IMMERSING H3PO4 AND GRAIN SIZE PALM OIL SHELLS ON INSTALLATION OF PEAT WATER TREATMENT. International Journal of Research -GRANTHAALAYAH, [S. l.], v. 8, n. 5, p. 383–389, 2020. DOI: 10.29121/granthaalayah.v8.i5.2020.228. Disponível em: https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG20_B05_3409. Acesso em: 25 apr. 2024.