Precipitation/Nanofiltration Hybrid Process to Purify Esomeprazole from Phosphate-Containing Bioreaction Solution

Tian Zhi Jia, Yong Bai, Bo Zhi Chen, Li Jun Zheng, Jian Chen, Yue Wang, Dan Dan Shao, Zaiwei Zong, Jianguo Li, Xue Li Cao, Zhen Yuan Wang, Shi Peng Sun