Norfloxacin, 100 µg/ml, Methanol, 1ml Back Catalog number: 679800 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 55135 Hydrazine Price on request 70911 1,2-Dinitrobenzene, 1000µg/ml in MeOH, 1ml Price on request 31181 EPA Method 505 Analytes Conc Price on request