Naptalam, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 680014 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 95280 PAH IS/S Standard, 4000µg/ml in MeChl., 1ml Price on request 70259 Pyrene Price on request 678244 2,4-Di-tert-butylphenol, 100mg Price on request