2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Back Catalog number: 66171 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675970 Heptadecafluorooctanesulfonic acid potassium salt, Price on request 8508.17-K-IO 1,1,1,3,15,17,17,17-Octachloroheptadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 71349 Propyl 4-hydroxybenzoate Price on request