2,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673527 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677750 4-Ethylphenol, 100 µg/ml, Acetonitrile, 1ml Price on request L20012300IO PCB No. 123, 10µg/ml in Isooctane, 10ml Price on request 678397 beta-Endosulfan, 100 µg/ml, Acetonitrile, 5ml Price on request