muryanto muryanto, Siahaan F. Adsorption of Congo Red Dye Using The Kenaf Core. J. ilm. Teknik. Kimia [Internet]. 2021 Jul. 29 [cited 2024 Dec. 22];5(2):80-6. Available from: https://openjournal.unpam.ac.id/index.php/JITK/article/view/10241