Effect of organic acids on the synthesis of 1,3 propanediol was studied.The adsorption of organic acids from glycerol fermentation liquor by ion-exchange resins was investigated.

• 考察了基因工程菌两步发酵生产1,3丙二醇过程中,有机酸对发酵过程的影响,并选用了不同的离子交换树脂对甘油发酵液进行处理。