Impurity Standards

IP, USP and EP Compliant

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CEFAZOLIN

Cefazolin EP Impurity C

CAT No.-
CAS No.56842-77-4
Mol. F.C11H12N6O4S
Mol. W.324.32
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CEFAZOLIN

Cefazolin 3-Hydroxymethyl Impurity

CAT No.-
CAS No.N/A
Mol. F.C11H12N6O5S
Mol. W.340.32
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CEFAZOLIN

Cefazolin delta-4 Impurity

CAT No.-
CAS No.N/A
Mol. F.C11H16N8O5S3
Mol. W.472.53
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CEFAZOLIN

Cefazolin Impurity 1

CAT No.-
CAS No.-
Mol. F.C13H17N3O7S
Mol. W.359.36
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CEFAZOLIN

Cefazolin Impurity 2

CAT No.-
CAS No.-
Mol. F.C13H17N3O6S
Mol. W.343.36
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CEFATHIAMIDINE

Cefathiamidine Impurity 2

CAT No.-
CAS No.-
Mol. F.C17H26N4O4S2
Mol. W.414.54
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CEFAZEDONE

Cefazedone Impurity 15

CAT No.-
CAS No.-
Mol. F.C15H15Cl2N3O7S
Mol. W.452.26
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CEFATHIAMIDINE

Cefathiamidine Impurity 4

CAT No.-
CAS No.28307-26-8
Mol. F.C12H12Cl2N2O6S
Mol. W.383.20
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CEFAZEDONE

Cefazedone Impurity 16

CAT No.-
CAS No.17228-70-5
Mol. F.C5H3Cl2NO
Mol. W.163.99
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CEFATHIAMIDINE

Cefathiamidine Impurity 5

CAT No.-
CAS No.40818-86-8
Mol. F.C10H11ClN2O4S
Mol. W.290.72
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