D4-Ketoprofen, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 676642 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680850 5-Hydroxy-2,4-D, 10mg Price on request D454512 rac 3,4-Dihydroxyphenylethylene Glycol-d5, 1mg Price on request 674800 D4-Sulfamethoxazole, 10mg Price on request