17-alpha-Ethynylestradiol Back Catalog number: 72742 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2141.6-100K-RF tert-Butyl ethyl ether + blank RFA, 10Wt%, Solvent-neat, Unit 10mL, # of units-2+1, Cas.no. 637-92-3 Price on request 9281.22-100MG Tadalafil, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 171596-29-5 Price on request 71276 2-Ethoxyethyl acetate Price on request