2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 66177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673839 Trinexapac-ethyl, 100mg Price on request 1994.10-50-IO 2-Chloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 91-58-7 Price on request B207700 Benzo[ghi]perylene, 100mg Price on request