2-Butanone Back Catalog number: X9130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681296 alpha-Zearalanol, 10.0 µg/ml, Acetonitrile, 1ml Price on request 2241.25-100-5AN T-2 Toxin, 100 µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 21259-20-1 Price on request BR-FOSA Perfluoro-1-octanesulfonamide isomeric mixture, 50µg/ml in MeOH, 1,2ml Price on request