Greyhound Chromatography supplies a large range of pre-prepared and custom made chromatography standards from a number of leading manufacturers, including British Pharmacopoeia (BP), Cerilliant (a Sigma Aldrich Company), Chem Service, Chiron, Cifga, European Pharmacopoeia (EP), Extrasynthese, High Purity Standards, Honeywell (Fluka), HPC, Laradon, NIST, Merck ( Sigma Aldrich, Supelco) , Paragon Scientific, Pfaltz & Bauer, RTC (a Sigma Aldrich Company), United States Pharmacopoeia (USP), Wellington Laboratories.
These solutions contain known concentrations of elements that will demonstrate the magnitude of interference and provide adequate tests for many corrections.
