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 72093 L-Alanine Price on request DF-CVS-C10 PCDD & PCDF Calibration Kit, 7 x 200ul, nonane Price on request 94299 Chlorinated Pesticide Standard Price on request