Jinqi Zheng

Identification of Impurities in Norvancomycin Hydrochloride Drug Substance Using UHPLC‐QTOF‐MS

ABSTRACT Rationale Norvancomycin (NVCM) hydrochloride belongs to a group of glycopeptide antibiotics and exhibits strong effects against Gram‐positive cocci and bacilli. The safety of patients' lives is directly related to the quality of drugs. The impurities play often an import...