4,4'-DDE, 100 µg/ml, Toluene, 5ml Back Catalog number: 675841 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 94204 Semi-Volatile Extended List Price on request 1279.30-100-AN Lanosterol, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 79-63-0 Price on request 94509 EPA Method 8151 Standard Price on request