Determining Sub-ppb Perchlorate in Drinking Water Using Preconcentration/ Matrix Elimination Ion Chromatography with Suppressed Conductivity Detection by U.S. EPA Method 314.1

A ppli ca t i on N ote 1 7 8 Improved Determination of Trace Concentrations of Perchlorate in Drinking Water Using Preconcentration with Two-Dimensional Ion Chromatography and Suppressed Conductivity Detection Brian DeBorba and Jeff Rohrer Thermo Fisher Scientific, Sunnyvale,…

Lillian Chen, Brian De Borba, and Jeffrey Rohrer Thermo Fisher Scientific, Sunnyvale, CA, USA Key Words EPA, Dionex IonPac AS20 Column, Dionex IonPac AS16 Column, Dionex IonSwift MAC-200 Column Introduction Perchlorate is identified as an environmental contaminant found in drinking,…

Environmental Analysis Using the ICS-3000 Ion Chromatography System Ion chromatography (IC) is well established as a routine method for the analysis of ionic analytes in environmental samples. IC has been incorporated into environmental regulatory methods, worldwide, for quantifying contaminants in…

Bruce Richter and Brett Murphy Thermo Fisher Scientific, Salt Lake City, UT, USA Introduction Perchlorate (ClO ) is an environmental contaminant that has been found in drinking, ground, and surface waters in several states within the United States. Most of…