Charlena, Nazriati, Marita Soebrata, B. . and Dicky Iswara, M. (2025) “Synthesis and Characterization of Hydroxyapatite Composites Based on Tutut (Belamya Javanica) and Magnetite by Coprecipitation as Adsorbents of Pb Metals Ion”, Science and Technology Indonesia, 10(1), pp. 111–122. doi: 10.26554/sti.2025.10.1.111-122.