Determination of Dimethylamine in Metformin HCl Drug Product Using IC with Suppressed Conductivity Detection

Thunyarat Phesatcha,1 Suparerk Tukkeeree,1 and Jeff Rohrer2 Thermo Fisher Scientific, Bangkok, Thailand; 2Thermo Fisher Scientific, Sunnyvale, CA, USA 1 Key Words Pharmaceutical, Dionex IonPac CS19 Column, Reagent-Free Ion Chromatography Introduction Methylamine or monomethylamine (MMA) is widely used in different stages…

APPLICATION NOTE 72609 Using ion chromatography with electrospray ionization mass spectrometry for the determination of cations and amines in alkanolamine scrubbing solutions Authors Terri Christison and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA Goal To confirm identities of µg/L to…

Lipika Basumallick and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA, USA Appli cat i on N ote 1 0 5 4 Determination of Ammonia in Tobacco Smoke Key Words Ion Chromatography, Freebasing Nicotine, Dionex IonPac CS19 Column, Cigarette Goal To…

APPLICATION NOTE 72649 Validation of an improved ion chromatography method for the limit of choline test in the USP Succinylcholine Chloride monograph Authors Hua Yang and Jeffrey Rohrer Thermo Fisher Scientific Sunnyvale, CA Keywords Dionex IonPac CS19 column, suppressed conductivity…