13C6-Oxyphenbutazone, 10mg Back Catalog number: 679676 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673589 Fenoxycarb, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 19394 EPA Method 8021B Internal Standard Price on request 672861 Imidacloprid, 100mg Price on request