Analtech, Inc./iChromatography is the only U.S.-based manufacturer of Thin Layer Chromatography Plates. The Company has expanded it's offerings to include HPLC columns, SPE cartridges and other chromatography related products. With a network of distributors in more than 40 countries and six continents, Analtech/iChromagraphy serves a global community in food safety, forensic science, pharmaceutical development, environmental testing, industry, and agriculture.