Impurity Standards

IP, USP and EP Compliant

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CEFCAPENE

Cefcapene Lactone Impurity

CAT No.-

CAS No.-

Mol. F.C16H16N4O4S2

Mol. W.392.46

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CEFCAPENE

Cefcapene Dimer Impurity

CAT No.-

CAS No.-

Mol. F.C39H45N9O12S4

Mol. W.960.10

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CEFDINIR

Cefdinir Impurity 1

CAT No.-

CAS No.71091-93-5

Mol. F.C13H13N5O5S2

Mol. W.383.41

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CEFDINIR

Cefdinir Impurity 3 (Mixture of Diastereomers)

CAT No.-

CAS No.178949-04-7

Mol. F.C13H15N5O4S2

Mol. W.369.42

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CEFAZOLIN

Cefazolin Sodium EP Impurity H (7-Aminocephalosporanic Acid)

CAT No.-

CAS No.957-68-6

Mol. F.C10H12N2O5S

Mol. W.272.28

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CEFAZOLIN

Cefazolin delta-3 Impurity

CAT No.-

CAS No.N/A

Mol. F.C14H16N8O5S3

Mol. W.472.53

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CEFAZOLIN

Cefazolin Impurity L

CAT No.-

CAS No.-

Mol. F.C14H14N8O4S3

Mol. W.454.51

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CEFAZOLIN

Cefazolin Impurity 4 (Dimeric 7-ACA)

CAT No.-

CAS No.-

Mol. F.C18H20N4O8S2

Mol. W.484.50

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CEFAZOLIN

Cefazolin Impurity J

CAT No.-

CAS No.-

Mol. F.C11H14N6O6S

Mol. W.358.33

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CEFAZOLIN

Cefazolin Impurity 3

CAT No.-

CAS No.-

Mol. F.C11H12N6O5S

Mol. W.340.31

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