17-beta-Estradiol, certified, 0.25g Back Catalog number: C13213100 Availability: In the manufacturer's stock Price on request - + Recommended 57082R Lead (Pb) Price on request 3375.9-100-CY Dichlorprop Price on request 11273.13-100-AN (+/-)-Phenconazole-d7 (pentyl-3,3,4,4,5,5,5-d7),100 µg/mL,acetonitrile,1mL, Price on request