Propionic acid, 1ml Back Catalog number: 680167 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended C20000400 PCB No. 4, certified, 25mg Price on request 3674.15-K-IO 2-Methoxyphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13837-48-4 Price on request 79024 Acenaphthylene, 1000µg/ml in Acetonitrile, 1ml Price on request