D3-(±)-Naproxen, 100 µg/ml, Methanol, 1ml Back Catalog number: 677719 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679123 D8-Toluene, 2000 µg/ml, Methanol, 1ml Price on request 10749.20-100-ME Iodipamide Price on request 8684.14-100-ME Pyrifenox Price on request