METHODOLOGY FOR DETECTION AND STRUCTURAL CHARACTERIZATION OF PHOSPHODIESTERASE-5 (PDE-5) INHIBITOR ADULTERANTS IN AN HERBAL COFFEE Marian Twohig,1 Andy Aubin,1 Xiang Jin Song,1 Sarah Dowd,2 Gordon Fujimoto,2 Simon Hird3 1 Waters Corporation, Milford, MA, USA; 2Waters Corporation, Beverly, MA, USA; 3Waters…
Key words
sildenafil, dart, coffee, qda, nitrates, hrms, foods, structural, screen, fragment, using, unknown, initial, pda, observed