2-Butanone Back Catalog number: 20014 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675329 Metrafenone, 10.0 µg/ml, Acetonitrile, 10ml Price on request 72353 Menthol, 1000µg/ml in MeOH, 1ml Price on request 96575 Coprostan-3-ol Price on request