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 3496.12-100-CY Propyzamide Price on request DF-234-S 2,3,4-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 681969 D2-Dimethyl fumarate, 100 µg/ml, Acetonitrile, 1 Price on request