SUMMARY Durian seeds (Durio zibethinus) have an active component in the form of protein and starch which can act as coagulant agent. This study aims to prepare, characterize and determine the best method for preparing durian seed biocoagulant using dry mil (DM) and wet mill (WM) method in removing color, odor, turbidity, TSS and TDS of peat water. Characterization of biocoagulant included…