Impurity Standards

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CEFTIBUTEN

Ceftibuten Impurity 18

CAT No.-
CAS No.-
Mol. F.C21H22N2O6S
Mol. W.430.48
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CEFTIBUTEN

Ceftibuten Impurity 19

CAT No.-
CAS No.-
Mol. F.C32H36N4O6S2
Mol. W.636.79
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CEFTIBUTEN

Ceftibuten Impurity 20

CAT No.-
CAS No.-
Mol. F.C34H28N4O6S2
Mol. W.652.75
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CEFTIBUTEN

Ceftibuten Impurity 21

CAT No.-
CAS No.-
Mol. F.C14H12N2O4S
Mol. W.304.33
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CEFTIBUTEN

Ceftibuten Impurity 22

CAT No.-
CAS No.-
Mol. F.C13H12N4O4S2
Mol. W.352.39
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CEFTIOFUR

Ceftiofur Impurity 1

CAT No.-
CAS No.-
Mol. F.C19H17N5O7S3
Mol. W.523.55
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CEFTIOFUR

Ceftiofur Impurity 2

CAT No.-
CAS No.-
Mol. F.C19H15N5O8S3
Mol. W.537.54
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CEFTIOFUR

Ceftiofur Impurity 3

CAT No.-
CAS No.-
Mol. F.C19H17N5O7S3
Mol. W.523.55
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CEFTIZOXIME

Ceftizoxime Impurity 17 (Ceftizoxime S-Oxide)

CAT No.-
CAS No.79226-66-7
Mol. F.C13H13N5O6S2
Mol. W.399.41
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CEFTIBUTEN

Ceftibuten Impurity 12

CAT No.-
CAS No.-
Mol. F.C41H38N4O8S2
Mol. W.778.91
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