Vardenafil hydrochloride trihydrate, certified, 0.1g Back Catalog number: C17900700 Availability: In the manufacturer's stock Price on request - + Recommended PCB-IS-C20 Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane Price on request 682270 Paraxanthine, 50mg Price on request 3284.6-1ML 1-Methylcyclopentene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 693-89-0 Price on request