2-Butanone (Methyl ethyl ketone)-DNPH Back Catalog number: 83542 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10599.1-1G Nitromethane Price on request 0351.14-K-T 2-Methylfluorene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1430-97-3 Price on request 3509.10-100-CY Tetrachlorvinphos, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 961-11-5 Price on request