2,2',3,3',4,5,6'-Heptachlorobiphenyl (174) Back Catalog number: 66174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677134 5-Hydroxyflunixin, 10mg Price on request 57834 Selenium (Se) Price on request 8222.11-100 Carbophenothion, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 786-19-6 Price on request