PAH-Mix 4, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 683866 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30025 Acifluorfen methyl derivative Price on request 53061 SIC 2 Price on request 677416 4-Hydrazinobenzenesulfonic acid hemihydrate, 250mg Price on request