4,4'-DDT, 100 µg/ml, Methanol, 1ml Back Catalog number: 679461 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 38040 WS Dioxin Price on request MBDE-28 2,4,4'-Tribromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 90358 Metolachlor Price on request