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 59034 Inorganic Mix #2 Conc. #1 Price on request 679145 Phenol-Mix 1, 100 µg/ml, Acetonitrile, 10ml Price on request 6:8PFPI Sodium perfluorohexylperfluorooctylphosphinate, 50µg/ml in MeOH, 1,2ml Price on request