2,2',3,4,4',5',6-Heptachlorobiphenyl (183) Back Catalog number: 66183 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0432.13-K-IO 4-Methylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 644-08-6 Price on request EPA-EU-PAH-ISS Deuterated PAH Solution/Mixture, 1.2ml, toluene Price on request 677500 D6-Parathion-methyl, 100 µg/ml, Acetonitrile, 1m Price on request