Hexazinone, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 675303 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 10424.20-100-T 3-Nitrobenzo[e]pyrene Price on request 679657 4-n-Nonylphenol, 10.0 µg/ml, Acetonitrile, 10ml Price on request 681940 9-Fluorenone, 250mg Price on request