2,2’,4,4’,5,5’-Hexachlorobiphenyl (153) Back Catalog number: 66153 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66099 2,2',4,4',5-Pentachlorobiphenyl (99) Price on request XA16950000AL Simazine, 100µg/mL in Acetonitrile, 1ml Price on request 2128.12-10-IO Arochlor 1254, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11097-69-1 Price on request