Naptalam, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 680014 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0139.16-K-IO 3,3',4,4'-Tetramethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4920-95-0 Price on request 79386 2,4-Dimethylheptane Price on request DF-IS-G Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request