Cephalosporin Impurities

Impurity reference standards for cephalosporin antibiotics

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  Cephalosporin Impurities

  (△3)-Cefradine

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  Cephalosporin Impurities

  (6R,7S)-Cefodizime (CAS: 120533-29-1)

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  Cephalosporin Impurities

  (6R,7S)-Cefotaxime ,Cefotaxime Epimer

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  Cephalosporin Impurities

  (6R,7S)-Ceftazidime

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  Cephalosporin Impurities

  （6R,7S）Cefetamet Pivoxil

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  Cephalosporin Impurities

  (7E)-Cefetamet Pivoxil (CAS: 1705612-82-3)

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  Cephalosporin Impurities

  （7E)-Cefetamet Pivoxil Oxide Impurity 1

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  Cephalosporin Impurities

  （7E)-Cefetamet Pivoxil Oxide Impurity 2

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  Cephalosporin Impurities

  (E)-Cefcapene Pivoxil

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  Cephalosporin Impurities

  (E)-Ceftazidime Oxide Impurity

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  Cephalosporin Impurities

  (Δ3)-Cefetamet Pivoxil (CAS: 126617-54-7)

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  Cephalosporin Impurities

  3- Methyl Cefathiamidine (CAS: 1417570-09-2)

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