EPA Method 8260B - Purgeable Internal Std Back Catalog number: 27013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-178 2,2',3,3',5,5',6-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 10439.9-K-ME Ethenzamide Price on request 680508 Chlorzoxazone, 100mg Price on request