CAS NO:91296-86-5 Product NameDifloxacin hydrochloride English Name Difloxacin hcl CAS RN 91296-86-5 Molecular Formula C21H19F2N3O3.HCl Molecular Weight 435.85 Quality Standard CPV2003/BP98/USP26 Appearance It is white or light yellow crystalline powder, no odor, with slightly bitter taste. Content more than 98.5% Acidity 3.5-5.0 Residue on Ignition not more than 0.1% Fluorine more than 7.8% Drying Loss not more than 20ppm Heavy Metal not more than 0.1% Use Veterinary APIs, it is mainly used in digestive system, respiratory system, urinary system infection caused by sensitized bacterium. Packing 25KG/fiber drum, it is available for 2 years