Aroclor 1254 Back Catalog number: 90128R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1756.10-1G Di-n-pentyldisulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 112-51-6 Price on request 2005.12-10MG 2,2',3,4,4',5,5'-Heptachlorobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 35065-29-3 Price on request DF-IS-I200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request