Selenium (Se) Back Catalog number: 58034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2639.27-5UG 17ß(H)-22,29,30-Trisnorhopane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 51271-94-4 Price on request 673493 Bupirimate, 100 µg/ml, Ethyl acetate, 5ml Price on request M-8020-10X-PAK Aromatic Volatile Org. Mix, 2.0mg/mL in MeOH,5x1ml Price on request