17-alpha-Estradiol Back Catalog number: 72741 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672994 19-Norethindrone acetate, 100mg Price on request 1024.18-100-TX10 Chrysene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1719-03-5 Price on request 679428 D11-Praziquantel, 10mg Price on request