2,2',3,3',4,6,6'-Heptachlorobiphenyl Back Catalog number: 66176 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71260 1,2-Dichlorotrifluoroethane Price on request 73214 2,4-Dimethylquinoline Price on request 50744 Copper (Cu) - 7 PPM Price on request