2,4'-DDE, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673531 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30124 EPA Method 515.1 - Performance Check Solution Price on request 73311 Methyl eicosatetraenoate (C20:4n-6) Price on request 50225 Magnesium Chloride Solution Price on request