Control Standard for ICP-MS Back Catalog number: 50249 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676153 Chlorobenzuron, 100 µg/ml, Acetonitrile, 1ml Price on request 679542 Cephapirin, 10mg Price on request 674205 Ethoxyquin, 250mg Price on request