PCB Congeners & Hexachlorobenzene Mix #4 Back Catalog number: 95453 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 33951 2,2-Dichloro-1,1,1-trifluoroethane Price on request 675061 Fluazinam, 100mg Price on request 97812 PAH Standard Price on request