2,2',3,3',4,5,5',6-Octachlorobiphenyl (198) Back Catalog number: 66198 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93141 Nitroaromatics Standard Price on request SC-476114 Trimethylhexamethylenediamine, 25ml Price on request 679884 4,4'-Diamino-3,3'-dimethyldiphenylmethane, 100 µg/ Price on request