The invention belongs to tiny organism fermentation and abstraction, particularly relates to a method for preparing xanthan gum prepared with exhausted molasses or deposed gluecose mother liquor.

• 本发明属于微生物发酵和提取，具体的说是一种利用废糖蜜或废葡萄糖母液为基础原料生产黄原胶的方法。