Tadalafil, certified, 0.1g Back Catalog number: C17133000 Availability: In the manufacturer's stock Price on request - + Recommended 2042.8-50-ME n-Perfluorooctanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-67-1 Price on request 73301 Methyl tricosanoate (C23:0) Price on request 90577 1,4-Dioxane Price on request