PAH Standard Back Catalog number: 97797 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71478 p-Chlorophenyl methyl sulfone Price on request MCPS Mass-Labelled Chlorophenol Solution/Mixture, 1.2ml, isooctane Price on request 684588 Propoxycarbazone sodium, 100 μg/ml in MeOH, 1ml Price on request