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 32501 1,3,5-Trimethylbenzene Price on request PFECHS Perfluoro-4-ethylcyclohexanesulfonate, 50µg/ml in MeOH, 1,2ml Price on request 673603 Fluroxypyr-1-methylheptylester, 10 µg/ml, Ethyl a Price on request