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 52035 Calibration Standard Mix 3 Price on request 3525.4-100 Zineb, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 12122-67-7 Price on request 1958.12-100-IO Decafluorobiphenyl Price on request