A Laboratory Study for Alginate Hydrogel Extracted from the Brown Marine Algae (Sargassum vulgare) for the Simultaneous Removal of Lead (Pb²⁺), Cadmium (Cd²⁺), and Copper (Cu²⁺) Ions from Aqueous Solutions . (2026). Latakia University (formerly Tishreen) Journal for Research and Scientific Studies - Basic Sciences Series, 48(2), 85-94. https://journal.latakia-univ.edu.sy/index.php/bassc/article/view/21610