PCB Congeners & Hexachlorobenzene Mix #3 Back Catalog number: 95452 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 23013 EPA Method 8260 - Purgeable Internal Standard Price on request 676711 1,4-Diaminobutane, 250mg Price on request 8466.3-100 Ethylenethiourea, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 96-45-7 Price on request