13C6-Tolfenamic acid, 10mg Back Catalog number: 679664 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 94303 Phenols Standard Price on request 678220 1-(4-Isopropylphenyl)urea, 100 µg/ml, Acetonitrile, 1ml Price on request 11750.12-100-IO 2,3,3',4,4',6-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request