Hardieka, Adella Myori, and Türkan Börklü Budak. 2026. “Study on Adsorption Efficiency of Low-Cost Hemp Seed Oil Cake (Cannabis Sativa L.) As Adsorbent for the Removal of Reactive Black 5 Dye from Aqueous Solution”. Asian Journal of Chemistry 38 (2):463-70. https://doi.org/10.14233/ajchem.2026.35201.