2-Butanone Back Catalog number: 79253 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N0298 Nonylbenzene, >98%, 25ml Price on request 79644 Pentachloroanisole Price on request 11773.12-100-IO 2,2',3,4,4',5,5',6-Octachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request