4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 683062 2-Bromoaniline, 1000mg Price on request 673211 Bromacil, 100 µg/ml, Acetonitrile, 5ml Price on request DF-IS-D40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request