EPA Method 8140/8141 Analytes Back Catalog number: 81400 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-167 2,3',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 0568.30-10MG Friedelin, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 559-74-0 Price on request 73374 Thebaine Price on request