Determination of Organic Acids in Beer Samples Using a High-Pressure Ion Chromatography System

Hua Yang, Terri Christison, Linda Lopez Thermo Fisher Scientific, Sunnyvale, CA, USA Key Words Conductivity Detection, Food and Beverage, High Resolution, Total Inorganic Arsenic, 4 µm Column Goal Demonstrate the determinations of total inorganic arsenic in fruit juice using high-pressure…

APPLICATION NOTE Beibei Huang, Jingli Hu, and Jeffrey Rohrer Keywords Dionex IonPac AS11-HC-4µm column, Dionex ICS-5000+, HPIC, Suppressed conductivity Goal To develop an accurate method for determining organic acids in kombucha using a high-pressure ion chromatography (HPIC) system with suppressed…

Application brief | 001809 Ion chromatography Improved determinations of residual anions and organic acids to evaluate printed circuit board cleanliness Authors Goal Terri Christison and Jeff Rohrer To demonstrate two techniques to improve resolution for determining specific Thermo Fisher Scientific…

Terri Christison and Linda Lopez Thermo Fisher Scientific, Sunnyvale, CA, USA Key Words Petrochemical, Dionex IonPac AS11-HC-4µm, HPIC, heat stable salts, amine wastewater, methyldiethanolamine, MDEA, Dionex ICS-5000+, HPIC Goal Demonstrate high efficiency separations of heat stable salts in amine solutions…