2,2',3,3',4,5,6'-Heptachlorobiphenyl (174) Back Catalog number: 63174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674897 Roxithromycin, 100mg Price on request 679171 D3-Ipronidazole-hydroxy, 10mg Price on request X9217 Anisole Price on request