Khoiroh LM, Barroroh H, Taufik M, Royyanuddin M, Al Akbar RF, Amaliyah NR, et al. Adsorptive Performance of Gelatin-Hematite Composite Synthesized from Iron Lathe Waste Using Guava Leaf Extract for Pb(II) Removal from Aqueous Solutions. AK [Internet]. 2025 Jun. 30 [cited 2025 Dec. 17];12(1):26-34. Available from: http://103.55.33.27/index.php/ak/article/view/40817