Evaluation of Pb (II) Removal from Water Using Sodium Alginate/Hydroxypropyl Cellulose BeadsRodel Guerrero, Catherine Acibar, Christine Marie Alarde, Jane Maslog and Christine Joy PacilanE3S Web Conf., 148 (2020) 02002DOI: https://doi.org/10.1051/e3sconf/202014802002