4,4'-DDE, 100mg Back Catalog number: 674983 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended MBP-153 2,2',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 673882 Paraoxon-ethyl, 100 µg/ml, Cyclohexane, 5ml Price on request 10020 Herbicide Calibration Check - WS Price on request