Waters AccQ•Tag™ and Pico•Tag® technologies enable your laboratory to obtain accurate amino acid composition from protein/peptide hydrolysates, physiologic fluids, feeds, foods, pharmaceutical preparations, and myriad other samples using traditional HPLC instrumentation. AccQ•Tag and Pico•Tag products include: Pre-column derivatization reagents Dedicated reversed-phase columns HPLC eluents and standards Documentation on methods for the analysis of these important biocompounds