Impurity Standards

IP, USP and EP Compliant

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CELECOXIB

Celecoxib Impurity 10 HCl

CAT No.-

CAS No.17852-52-7

Mol. F.C6H9N3O2S. HCl

Mol. W.187.22 36.46

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CELECOXIB

Celecoxib Trifluro Impurity (Sitagliptin Impurity26)

CAT No.-

CAS No.910303-54-7

Mol. F.C11H9F3O2

Mol. W.230.19

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CELECOXIB

Celecoxib Impurity 1

CAT No.-

CAS No.-

Mol. F.C17H16F3N3O3S

Mol. W.399.39

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CEFTRIAXONE

Ceftriaxone EP Impurity B (Cefotaxime EPImpurity E)

CAT No.-

CAS No.66340-33-8

Mol. F.C14H13N5O5S2

Mol. W.395.41

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CEFUROXIME

Cefuroxime EP Impurity B

CAT No.-

CAS No.39685-31-9

Mol. F.C17H17N3O8S

Mol. W.423.40

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CEFTRIAXONE

Ceftriaxone EP Impurity A ((E)-Ceftriaxone)

CAT No.-

CAS No.92143-31-2

Mol. F.C18H18N8O7S3

Mol. W.554.57

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CEFUROXIME

Cefuroxime Sodium EP Impurity C

CAT No.-

CAS No.69822-88-4

Mol. F.C15H15N3O6S

Mol. W.365.36

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CEFTRIAXONE

Ceftriaxone EP Impurity C

CAT No.-

CAS No.58909-39-0

Mol. F.C4H5N3O2S

Mol. W.159.16

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CEFUROXIME

Cefuroxime Sodium EP Impurity I(Methoxyiminofurylacetic Acid)

CAT No.-

CAS No.39684-61-2

Mol. F.C7H7NO4

Mol. W.169.14

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CEFTRIAXONE

Ceftriaxone EP Impurity D

CAT No.-

CAS No.80756-85-0

Mol. F.C13H10N4O2S3

Mol. W.350.44

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