Ultrafiltration is a necessary process to ensure an efficient operation of the ion-exchange column chromatography of xyolitol fermentation broth of the hemicellulose hydrolysate of sugar cane bagasse.

• 蔗渣半纤维素水解物发酵液必须经过超滤处理,后续的离子交换柱层析过程才能顺利进行。