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By certification 
CAS: 55268-75-2
Chemical structural formula:
Molecular formula: C16H16N4O8S
Molecular weight: 424.37
Specifications:
Appearance: white crystal powder
Purity (dry basis): 98%Min.
Moisture (K.F.): 1%Max.
pH: 2.5~3.5
Specific rotation (20℃): +62˚~68˚
Absorption (450nm): 0.12Max.
Related substance: 2.0%Max.
Packing: 25kg/drum (Storage under cold condition)
Applications: It’s an important pharmaceutical intermediate, used as mother nucleus of cephalosporin, such as CEFUROXIME AXETIL, CEFUROXIME SODIUM, etc.
