This study proposed a high-performance thin-layer chromatography (HPTLC) screening method to detect phosphodiesterase 5 (PDE-5) inhibitors as possible adulterant agents in various dietary supplements. Chromatographic analysis was performed on silica gel 60F254 plates using a mixture of ethyl acetate:toluene:methanol:ammonia in a volume ratio of 50:30:20:0.5 as a mobile phase.
View Article and Find Full Text PDFRev Chir Oncol Radiol O R L Oftalmol Stomatol Chir
February 1983
Rev Med Chir Soc Med Nat Iasi
August 1966