Abstract : In this study, Acetobacter xylinum strain TISTR976 was cultured in coconut juice base medium under three culture conditions: static tray, shaking flask, and a 5 liter stirring bioreactor, with optimal pH 4.5 at 30°C. From these three culturing conditions, BC yields of 4.73, 5.32, and 7.94 g/liter were obtained on day 6 of cultivation. By using a specific process, the BC from the three conditions was made into paper called BC paper. The BC papers produced from three culture conditions were tested for physical properties, and studied for micro-structures by a scanning electron microscope (SEM)