Norfloxacin hydrochloride Product Name: Norfloxacin hydrochloride Synonyms: 1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid hydrochloride;Norfloxacin hydrochloride CAS: 104142-93-0 MF: C16H18FN3O3.HCl MW: 355.79 Assay: 98% Packing: 25kg/drum Appearance: White to light yellow crystalline powder