Tolfenamic acid, 100mg Back Catalog number: 677052 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended E649952 Erythromycin-13C,d3, 1mg Price on request 678037 1,2,3-Trimethylbenzene, 100 µg/ml, Methanol, 1ml Price on request S-4007-ASS-AC PAH/NPD Stock Solution 21 Analytes, each concentration as listed in acetone; units: 1x1mL, 5x1mL 0711.10 Naphthalene [91-20-3] 1.86 µg/mL 0713.11 2-Methylnaphthalene [91-57-6] Price on request