Cefuroxime Sodium EP Impurity H
947723-87-7C15H13N3O6SM.W. 363.34
Cefuroxime EP Impurity B
39685-31-9C17H17N3O8SM.W. 423.40
Cefuroxime EP Impurity A
56271-94-4C15H15N3O7SM.W. 381.36