13C3-Nitrofurantoin, 5mg Back Catalog number: 679167 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 94877 Method 508 Calibration Standard Price on request 54357 WP Magnesium (Mg) Price on request 676215 Dinoseb, 100 µg/ml, Acetonitrile, 5ml Price on request