17-alpha-Ethynylestradiol Back Catalog number: 72742 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H-159S 2,3-Benzanthracene, 50µg/ml in Toluene, 1ml Price on request 2535.10-K-ME (2RS)-2-(4-Methylphenyl)propanoic acid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 938-94-3 Price on request 678033 Cyclohexane, 5ml Price on request