Cefazolin sodium salt
-
Molecular Structure
Detailed Description
Character White or almost white powder, very hydroscopic, freely soluble in water, very slightly soluble in ethanol. It shows polymorphism
Identification A. Infrared absorption spectrophotometry
B. It gives reaction (a) of sodium
Appearance of solution Clear
pH 4.0~6.0
Specific optical rotation -15°~ -24°
Absorbance 260~300
Related substance ≤1.0% (single)
≤3.5%(total)
N,N-Dimethylaniline ≤20ppm
Water ≤6.0%
Bacterial endotoxins <0.15 IU/mg
Sterility Conforms
Content 95.0~102.0%