17-beta-Estradiol, certified, 0.25g Back Catalog number: C13213100 Availability: In the manufacturer's stock Price on request - + Recommended 679459 4,4'-DDE, 100 µg/ml, Methanol, 1ml Price on request DEC-602 Dechlorane 602, 1.2ml x 50ug/ml, toluene Price on request 1540.12-K-TX10 4-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 344298-96-0 Price on request