2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 66155 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2603.16-10MG Hexadecahydropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 2435-85-0 Price on request DF-SS-A Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 1000ng/ml, nonane Price on request 0732.12-10MG Acenaphthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 83-32-9 Price on request