Diphenylamine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678394 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3239.22-K-IO 7,10,13,16,19-Docosapentaenoic acid (all-cis), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 24880-45-3 Price on request 95518 PAH Standard Price on request 80311 1,1,2-Trichlorotrifluoroethane Price on request