EPA Method 8240A Mix #2 Back Catalog number: 82402R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679853 Meropenem trihydrate, 25mg Price on request XA13570000AL Fensulfothion, 100µg/mL in Acetonitrile, 1ml Price on request 2506.12-50-T 5,5'-Difluoro-2,2',4,4'-tetrabromodiphenyl ether (2,2',4,4'-Tetrabromo-5,5'-difluorodiphenyl ether), 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 886748-32-9 Price on request