Detailed Product Description

Ceftiofur third-generation cephalosporins are the only veterinary antibiotics, a clear, superior antimicrobial efficacy. Compared to other veterinary antimicrobial drugs, it has a broad spectrum antimicrobial, antibacterial activity, and not easy to produce drug resistance, and low body residues.

Description                    White to Off-white crystalline powder

Identity                        

   By HPLC                  Retention time in HPLC of sample and standard   

                                     must be the same

   By IR                     IR spectrum of sample should be concordant with

                                    that of working standard.

Solubility                     Soluble in N,N-Dimethyl Acetamide,slightly

                             soluble in 5% aqueous sodium bicarbonate solution

                                     and in methanol.

Specific Rotation                              -65º~-73º

Water Content                             Not more than4.0%

pH(1%w/v aqueous suspension)                2.0~3.0

Residue of ignition                         Not more than 0.5%

   Solubility and Strange Particles *    Soluble in distilled water giving a clear solution, 

                                   free of dust and strange particles

Sterility Test *                            Conforms the test

     Bacterial Endotoxins *                   Not more than 0.2EU/mg

     Microbic Limitation^#        Quantity of the Mycetes is not more than80/g 

Assay                        Not less than 98.0% (Calculated on anhydrous

                               substance)