<table class="NormalTable"><tbody><tr><td width="200"><span class="fontstyle0">Research on the manufacture of bioplastics from bran is one of the efforts to<br />develop the development of environmentally friendly plastics because they can be<br />decomposed by microorganisms. In addition, this study also seeks to reduce<br />environmental pollution due to the disposal of rice mill waste. The research was<br />conducted by mixing rice bran with water, sulfuric acid and sorbitol in various<br />variations of the ratio of sorbitol and bran 1:10; 2:10; 3:10; 4:10 and 5:10 (v:b).<br />Furthermore, chitosan was added as a reinforcement with variations in the<br />addition of chitosan with bran, namely 4:10; 6:10; 8:10; 10:10 and 12:10 then<br />printed and analyzed for dance strength, swelling and surface morphology. The<br />test results showed the highest tensile strength value in the ratio of sorbitol and<br />bran 5:10 and chitosan bran 10:10 with the highest tensile strength value of 64.27<br />MPa and 25% swelling value. Surface morphology shows an uneven and hollow<br />surface.</span></td></tr></tbody></table>