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 9689.0-140-5HC Descarbamoylgonyautoxin-2 and -3 Price on request 10079.2-100MG Dimethylnitramine-d6, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 72885-11-1 Price on request P479952-1MG Piperacillin-d5, 1mg Price on request