Determination of Ammonia in Sodium Bicarbonate

APPLICATION NOTE 73482 Determination of ammonia impurity in potassium bitartrate using ion chromatography Authors: Beibei Huang and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA Keywords: Dionex IonPac CS16 column, suppressed conductivity detection, pharmaceutical, USP Monograph, drug substance, RFIC system Goal…

Lipika Basumallick and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA USA Keywords Suppressed Conductivity, Fast Separation, Pharmaceuticals, Drug Products, Dionex IonPac CS12A-5 µm Column Introduction Adenosine (Figure 1) is a naturally occurring purine nucleoside that forms from the breakdown of…

Lipika Basumallick and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA USA Keywords Suppressed Conductivity, Fast Separation, Pharmaceuticals, Drug Products, Dionex IonPac CS12A-5 µm Column Introduction Adenosine (Figure 1) is a naturally occurring purine nucleoside that forms from the breakdown of…

Yongjing (Lillian) Chen, Brian De Borba, and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA, USA Appli cat i on N ote 1 0 9 0 IC Assay for Lithium, Sodium, and Calcium in Lithium Carbonate Key Words Dionex IonPac CS16…