Fadillah Ramadhani, Widodo Budi Kurniawan and Aldila, W.B.K. 2023. Adsorption Kinetic Study of Iron Metal Ions in the Batik Cual Waste onto Freshwater Crab (Parathelphusa convexa) Shell Chitosan. TIME in Physics. 1, 2 (Aug. 2023), 93–100. DOI:https://doi.org/10.11594/timeinphys.2023.v1i2p93-100.