ForIon exchange Size exclusion column, purity and yield ratio of Fab fragment were very good, being 93.8% and 80% or more, respectively.

• 而离子交换柱纯化的Fab抗体的纯度为93.；8%25；经分子筛柱进一步纯化后；可达98%25以上；Fab抗体蛋白收率可达80%25以上。