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 59492 Common Anions Mix Price on request 681917 Prallethrin, 10.0 µg/ml, Acetonitrile, 10ml Price on request 70988 tert-Butanol Price on request