Concise Separations Ion Chromatography (IC) columns have been designed to run on a variety of systems. They are tested to be compatible with Ion Chromatographs from: Metrohm, Dionex, Hach-Lachat, and Alltech. The selectivities have been optimized to be compatible with many of the common IC columns currently available. This includes columns that meet the requirements of E.P.A. methods 300 parts a and b, and E.P.A. method 300.1 .