2,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673532 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 675684 1,1,2-Trichloro-1,2,2-trifluoroethane, 250mg Price on request S-4341-10K-HX Quality Control Standard of Mineral Oils 2 2x5000µg/ml in n-Hexane i 1ml crimp-top Price on request 12157.6-100-NN Pentachloronitrobenzene-13C6,100 µg/mL,n-nonane,1mL, Price on request