4,4'-DDE, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678380 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended C16288100 Pristane, 100mg Price on request R509502 Rifaximin-d6 (Major), 1mg Price on request 70604 Cypermethrin, 1000µg/ml in Acetonitrile, 1ml Price on request