Napropamide, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678444 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92007 Ethanol Price on request 13600-0145-1000ME tert.-Butyl-ethylether, 1000µg/ml in MeOH, 5ml Price on request 675011 PSA-GCB-Mix for 2007.01 per AOAC Price on request