Characterization and Adsorption Performance of Teak Sawn Derived Activated Carbon for Cr(VI) Removal from Batik Industry EffluentsDewi Eviane, Agnes Dyah Novitasari Lestari, Wanda Naria Pora and Radjali AminBIO Web Conf., 213 (2026) 02005DOI: https://doi.org/10.1051/bioconf/202621302005