2-Butanone Back Catalog number: 20014 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10263.3-K-ME 3-Nitroamino-1-propanol Price on request 10112.18-50-IO 1,9-Dimethyl-5-ethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 674022 D5-Fenuron, 100 µg/ml, Acetonitrile, 1ml Price on request