D3-Ketoprofen, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 684531 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 70964 n-Octane Price on request 57134 Selenium (Se) Price on request 11787.10 1,2,3,4,5,6,7-Heptachloronaphthalene,,,, Price on request