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 674556 Fenthion-oxon, 10mg Price on request 9347.6-10MG DL-Isopropylindeneglycerol-1,1,2,3,3-d5 Price on request 98456 Terpenes Price on request