17-alpha-Estradiol Back Catalog number: 72741 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52116 ICP-MS Memory Check Solution A Price on request 56125 Manganese (Mn) Price on request 9873.16-50-IO 4,9-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66291-34-7 Price on request