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 12035.19-5MG 4-ANPP,neat,neat,5mg, Price on request 673594 Fenthion, 100 µg/ml, Ethyl acetate, 5ml Price on request 676231 Chlorfenvinphos, 100 µg/ml, Cyclohexane, 1ml Price on request