PCB Congeners Standard Back Catalog number: 94239 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0059.19-10MG 6H-Benzo[cd]pyren-6-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3074-00-8 Price on request 677431 Tributyl phosphate, 1ml Price on request 1849.12-1G 1-Naphthylacetic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 86-87-3 Price on request