muryanto, muryanto, and Ferdinan Siahaan. “Adsorption of Congo Red Dye Using The Kenaf Core”. Jurnal Ilmiah Teknik Kimia 5, no. 2 (July 29, 2021): 80–86. Accessed February 8, 2026. https://openjournal.unpam.ac.id/index.php/JITK/article/view/10241.