PAH Standard Back Catalog number: 97797 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8712.12-5MG 2,2',3,3',4,4',5',6-Octachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 42740-50-1 Price on request 8672.17-100-AN Napropamide Price on request 1005.6-5ML Cyclopentylmethylsulfide, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 7133-36-0 Price on request