Propyzamide, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678492 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EPA-533IS EPA Method 533 Isotope Performance Standard PDS, in MeOH, 1,2ml Price on request 678383 DEET, 100 µg/ml, Acetonitrile, 5ml Price on request 66015 4,4’-Dichlorobiphenyl (15) Price on request