17a-Ethinylestradiol, certified, 0.25g Back Catalog number: C13245100 Availability: In the manufacturer's stock Price on request - + Recommended 59593 ICP-MS Mix Price on request 1142.22-K-IO n-Docosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 629-97-0 Price on request 678440 Metalaxyl, 100 µg/ml, Acetonitrile, 5ml Price on request