2,3,3',4,4',5'-Hexachlorobiphenyl (157) Back Catalog number: 68157 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12142.18-10MG Flurenol-butyl,neat,neat,10mg, Price on request D454552 4,6-Dihydroxypyrazolo[3,4-d]pyrimidine-13C,15N2, 1mg Price on request 79682 Acridine Price on request