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Kristianingrum, S.; Sulistyani, S.; Larastuti, A. R. The Effectiveness of Active Carbon Adsorbent of Cassava Peel (Manihot Esculenta Cranzts) in Reduce Level of Chromium Metal in Tannery Liquid Waste. Indo. J. Chem. Env. 2022, 5, 58-67.