Study on composition and impurity profile of complex antibiotic colistimethate sodium and its application in quality control*
1.Jiangsu Institute for Food and Drug Control, Nanjing 210008, China
2.NMPA Key Laboratory for Impurity Profile of Chemical Drugs, Nanjing 210008, China
3.Department of Pharmaceutical Analysis, China Pharmaceutical University, Nanjing 210009, China
4.Agilent Technologies Inc, Beijing 100102, China
5.Chia Tai Tianqing Pharmaceutical Group Co., Ltd., Lianyungang 222062, China
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