2-Butanone Back Catalog number: 20014 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA20565000AL Benzo[b]fluoranthene, 100µg/mL in Acetonitrile, 1ml Price on request 1647.7-5ML Pentafluorobenzoyl chloride, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 2251-50-5 Price on request 91074 Ethanolamine Price on request