Lestari, I., Azira, A., & Farid, F. (2023). Adsorption of Remazol Brilliant Blue Dye Using Palm Oil Shell Fly Ash HCl Activated. Al Kimiya: Jurnal Ilmu Kimia Dan Terapan, 10(2), 114–122. https://doi.org/10.15575/ak.v10i2.29420