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 70282 Toluene-d8 Price on request 1497.24-K-IO 2-Methyltricosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1928-30-9 Price on request 677642 Diethylamine, 1ml Price on request