2-Butanone Back Catalog number: 97319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2102.16-K-IO Di-iso-butyl phthalate, 1000µg/ml in Isooctane, 1ml Price on request 1074.23-K-IO n-Heptadecylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 19781-73-8 Price on request 41003 EPA Method 608Mix #3 Price on request