EPA Method 8240A - Ketones Back Catalog number: 82415 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82423 EPA Method 8240A Mix #3 Price on request 2186.6-100MG Perfluorohexane sulfonylfluoride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 423-50-7 Price on request EPA-1613CS3 Calibration Verification Solution , 1ml, nonane Price on request