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 678403 Etofenprox, 100 µg/ml, Acetonitrile, 5ml Price on request M258760 rac Metanephrine Hydrochloride Salt, 50mg Price on request 673659 Permethrin, 10 µg/ml, Ethyl acetate, 10ml Price on request