4,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673534 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 90801 Methyl methacrylate Price on request 3169.21-K-IO Methyl eicosanoate (Methyl arachidate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1120-28-1 Price on request 73255 Nevirapine Price on request