2-Butanone Back Catalog number: 97319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3003.9-K-CY 2,4,4-Trimethylhexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 16747-30-1 Price on request S-13102A1-1ML Prometon, 100µg/ml in Acetonitrile, 1ml Price on request 1112.20-10MG 6-Nitrobenzo[a]pyrene-d11,neat,neat,10mg, Price on request