4,4'-DDT, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673537 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 70409 1,3,5-Trichlorobenzene, 1000µg/ml in MeOH, 1ml Price on request P703743 Prednisolone-d8 (Major), 1mg Price on request DF-IS-E200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request