D3-Ibuprofen, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 676976 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 54212 Ammonia as (NH4+) Price on request K0007 Disodium 2-Oxoglutarate, >98%, 5g Price on request 50460 Copper AA Standard (Cu) Price on request