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 33251 1-Hexene Price on request BDE-28 2,4,4'-Tribromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 92357 EPA Method 8141/1657 Surrogate Standard Price on request