2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Back Catalog number: 66128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91837 WS Disinfection By-Products - Cal Check Price on request 677655 Flufenpyr-ethyl, 10mg Price on request PCB-IS-B Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Price on request