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 96598 Meprobamate Price on request 680832 D9-Terbuthylazine-desethyl, 100 µg/ml, Acetonitri Price on request 59893X Calibration Std. #2 Price on request