2,2’,3,4’,5,5’,6-Heptachlorobiphenyl (187) Back Catalog number: 66187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BB-31 2,4',5-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 92213 8151MDL B Price on request 96005 Semi-Volatile Mix Price on request