The immobilized Acetobacter spp. fermented in batch for 50 h could produced 4.06 g/100mL acetic acid and the immobilized cells could keep high activity after repetitive using for 25 d.

• 固定化醋酸杆菌分批发酵50h；产醋酸达4.；06g/100mL；重复使用25d；固定化细胞保持高的活力。