Sumardiyono S, Soebiyanto S. Effect of Activator Concentration of Hydrochloric Acid in Activited Carbon from Young Coconut Fiber to Decrease BOD and DO at Waste Liquid Tofu. Biomedika [Internet]. 22Mar.2019 [cited 22Nov.2024];12(1):62-6. Available from: http://ejurnal.setiabudi.ac.id/ojs/index.php/biomedika/article/view/466