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 680266 Trichlorfon, 10 µg/ml, Cyclohexane, 10ml Price on request 0307.23-10MG 6-Methylanthanthrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 31927-64-7 Price on request MMRX (13C10)Mirex, 1.2mL x 100ug/mL, nonane Price on request