2,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678377 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 10920.31-500MG Vitamin E acetate (Synthetic),neat,neat,500mg Price on request 681694 2,4,5-Trichlorophenol, 100 µg/ml, Methanol, 5ml Price on request 681032 PCB 151, 5mg Price on request