4,4'-DDE, 100 µg/ml, Methanol, 1ml Back Catalog number: 679459 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 55042 CWA Sulfide Price on request 674861 Dimethylditetradecylammonium bromide, 100mg Price on request 10:2FTOAC 1H,1H,2H,2H-Perfluorododecyl acetate, 1.2ml x 50ug/ml, isooctane Price on request