Assay of guanidine in pharmaceutical formulations

APPLICATION NOTE 000165 Assay of tromethamine in pharmaceutical formulations Authors: Sachin Patil and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA Keywords: Dionex IonPac CS20 column, suppressed conductivity detection, RFIC, CDRS, COVID-19 vaccine, CDRS suppressor Goal To develop an IC method…

APPLICATION NOTE 73030 Alkanolamine determinations in neutralizing amines samples with improved separation technology Authors Terri Christison, John Guajardo, and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA Keywords IonPac CS20 column, RFIC, Reagent-Free IC, Integrion, IC, cations, alkanolamines, amine gas treatment,…

Ion Chromatography Assay of Tromethamine in Pharmaceutical Formulations Sachin Patil and Jeff Rohrer Thermo Fisher Scientific, Sunnyvale, CA, USA 94085 Abstract Linearity and Precision Conditions: Purpose: To develop an accurate method of determining tromethamine in pharmaceutical formulations using highperformance ion…

Technical note | 001521 Ion chromatography Choosing the appropriate cation-exchange column for quaternary amine determinations Authors Goal Sachin Patil and Jeff Rohrer To evaluate and identify cation-exchange columns suitable for applications involving Thermo Fisher Scientific, Sunnyvale, CA quaternary ammonium compound…