A Selective and Sensitive Method Development and Validation of 1,1-Dimethyl-3-Hydroxy-Pyrrolidinium Bromide Impurity in Glycopyrrolate Oral Solution by Liquid Chromatography-Tandem Mass Spectroscopy.
Rajesh Kumar ChawlaG S N Koteswara RaoUmasankar KulandaiveluSiva Prasad PandaRajasekhar Reddy AlavalaPublished in: Journal of chromatographic science (2021)
The low RSD values and high recoveries of the method confirm the suitability of the method.