4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678378 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended BB-180 2,2',3,4,4',5,5'-Heptabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 71957 6-Nitrochrysene Price on request 70954 Azinphos methyl, 1000µg/ml in MeOH, 1ml Price on request