2-Butanone Back Catalog number: 97319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3337.12-100 Chlorfenson, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 80-33-1 Price on request 675778 Nuarimol, 100 µg/ml, Ethyl acetate, 5ml Price on request EPA-513CVS EPA Method 513 Calibration Kit, 6 x 500ul, nonane Price on request