we have the following Ceftizoxime impurities( for detailed information,please visit the website http://www.pipitech.com/ceftizoxime_56969.html):

Ceftizoxime Open-ring decarboxylation Impurity
Ceftizoxime TSM1 Impurity
Ceftizoxime TSM2 Impurity
Ceftizoxime open ring Impurity 1
Ceftizoxime open ring Impurity 2
△3-Ceftizoxime
△3(E)-Ceftizoxime
(6R,7S)-Ceftizoxime
7E-Ceftizoxime
Ceftizoxime Oxidation Impurity
(E)-Ceftizoxime Open Ring Impurity 1
(E)-Ceftizoxime Open Ring Impurity 2
Ceftizoxime Dimer
Ceftizoxime PNCA Impurity
Ceftizoxime Trans Oxide Impurity 1
Ceftizoxime Trans Oxide Impurity 2
Ceftizoxime Oxide Impurity 1
Ceftizoxime Sodium Polymer B
Ceftizoxime Open-ring Ethyl Ester