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 90274 Dichlorobenzene Standard Price on request 91986 Surrogate Mix Price on request L21001000CY PBB-No. 10 10 µg/mL in Cyclohexane, 10ml Price on request