17-alpha-Ethynylestradiol Back Catalog number: 72742 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70180 Etridiazole Price on request EPA-1668CVS EPA Method 1668 Calibration Kit, 5 ampoules, nonane Price on request 41716 Benzo(a)pyrene, 100µg/ml in Acetonitrile, 1ml Price on request