15N3-Atrazine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678256 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended IBPO008 Tartrazine (E 102), 1g Price on request 683317 1,3-Diphenylguanidine, 1000mg Price on request 83576 Dalapon Price on request