17-alpha-Estradiol Back Catalog number: 72741 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9754.17-10MG n-Butyl n-pentyl phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3461-29-8 Price on request ES-5353 Toxaphene Congeners (Parlar 26, 50 and 62), 2µg/ml in Nonane, 1,2ml Price on request 70367 3,3’-Dimethylbenzidine Price on request