2,3,3',4,4',5,5'-Heptachlorobiphenyl (189) Back Catalog number: 66189 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10530.8-1G 4-Hydroxyindole Price on request 57055 Cesium (Cs) Price on request 3410.12-100-CY Flurochloridone Price on request