2,4-DB, 10 µg/ml, Acetonitrile, 10ml Back Catalog number: 677422 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 683116 D4-Dibutyl phthalate, 10mg Price on request 676404 Acetaldehyde, 5ml Price on request 8779.14-K-IO Di-n-propyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 131-16-8 Price on request