17a-Ethinylestradiol, certified, 0.25g Back Catalog number: C13245100 Availability: In the manufacturer's stock Price on request - + Recommended 8687.20 Trifloxystrobin, , Solvent-, Unit , # of units-, Cas.no. 141517-21-7 Price on request 2540.7-25MG Paraxanthine, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 611-59-6 Price on request 677196 Iprodione Metabolite RP 32490, 10mg Price on request