2',3,4,4',5-Pentachlorobiphenyl (123) Back Catalog number: 66123 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70122 Dibromomethane Price on request 71300 bis(2-Ethoxyethyl) phthalate Price on request 94810 PCB Congeners Price on request