13C6-Tolfenamic acid, 10mg Back Catalog number: 679664 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 53334 EPA Method 200.8 Calibration Standard 2 Price on request 95028 Anisole Mix Price on request M4PFHPA Perfluoro-n-[1,2,3,4-13C4]heptanoic acid, 1.2ml x 50ug/ml, methanol Price on request