2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Back Catalog number: 63171 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended RPC-078AS 2,2,3,4,4,5,6,6-Octachlorobiphenyl 38,99 € S-4436-10-IO Hopane/Sterane Calibration Mix, 12 components, 10µg/ml in Isooctane, 1ml Price on request 57105 Boron (B) Price on request