5-alpha-Androstane Back Catalog number: 91740 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 83559 m-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml Price on request 79114 2,4’-DDE, 1000µg/ml in Hexane, 1ml Price on request 79641 Cypermethrin Price on request