Instrument Standard 6 Back Catalog number: 52082 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9224 Benzo(a)pyrene Price on request 677422 2,4-DB, 10 µg/ml, Acetonitrile, 10ml Price on request 8356.12-5MG 2,3,3',5,6-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 74472-36-9 Price on request