2026. 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 . Latakia University (formerly Tishreen) Journal for Research and Scientific Studies - Basic Sciences Series. 48, 2 (Jun. 2026), 85–94.