Impurity Standards

IP, USP and EP Compliant

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Impurity Standards

Omeprazole Impurity (2-[[(5-hydroxy-1H-benzimidazol-2-yl)sulfinyl]methyl]-3,5-dimethy-l- 4(1H)-pyridone)

CAT No.-

CAS No.-

Mol. F.C15H15N3O3S

Mol. W.317.37

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Impurity Standards

Omeprazole Impurity

CAT No.-

CAS No.1227380-90-6

Mol. F.C16H15N3O4

Mol. W.313.32

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Impurity Standards

Omeprazole EP Impurity H

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CAS No.863029-89-4

Mol. F.C16H16ClN3O2S

Mol. W.349.83

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Impurity Standards

Omeprazole Impurity 20

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CAS No.-

Mol. F.C16H17N3O2

Mol. W.283.33

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Impurity Standards

Omeprazole Impurity F

CAT No.-

CAS No.125656-82-8

Mol. F.C16H13N3O2S

Mol. W.311.36

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Impurity Standards

Omeprazole Impurity G

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CAS No.125656-83-9

Mol. F.C16H13N3O2S

Mol. W.311.36

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Impurity Standards

Omeprazole 4'-O-Demethyl Impurity

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CAS No.301669-82-9

Mol. F.C16H17N3O3S

Mol. W.331.40

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Impurity Standards

Olsalazine Sodium Impurity D

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CAS No.N/A

Mol. F.C14H9ClN2O5

Mol. W.320.29

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Impurity Standards

Olsalazine Sodium EP Impurity E

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CAS No.-

Mol. F.C15H12N2O8S

Mol. W.380.34

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Impurity Standards

Olsalazine EP Impurity F

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CAS No.-

Mol. F.C21H14N2O9

Mol. W.438.35

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