Specification :

Ceftiofur sodium [ CAS] : 104010-37-9 ( jessie.shen10@ gmail.com
)

CAS: 104010-37-9
Molecular Formula: C19H16N5NaO7S3
Molecular Weight: 545.53
ANALYSIS TEST SPECIFICATIONS RESULTS
Description Off-white or yellow powder Light yellow powder
Identification HPLC: Same Rt than reference standard Conforms
Bacterial endotoxins d0.2EU/ mg Conforms
PH 5.0-7.5 7.0
Water d4.0% 1.8%
Impurity Total impurities d3.0%
Individual impurity( Cefotaxime) d1.0% 2.1%
0.5%
Content Count Based on Anhydrous Substance, > 85% 87.5%
Assay( HPLC) e97%  area normalization method 99.1%

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