4,4'-DDE, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678380 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended HPCB-5002N 2-Hydroxy-2',3',5,5',6'-pentachlorobiphenyl, 10mg Price on request 90714 p-Terphenyl-d14 Price on request 51126 Petroleum Waxes Internal Standard ASTM D-5442 Price on request