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 71203 2,4’-DDE Price on request 2679.12-50-IO Octabromobiphenyl, techn. (hepta+octa+nona), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 27858-07-7 Price on request 50477 Simple Cyanide (CN-) Price on request