Impurity Standards

IP, USP and EP Compliant

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Impurity Standards

Riboflavin Impurity B (Rbofliavin-3’, 5’-Diphosphate)

CAT No.-

CAS No.N/A

Mol. F.C17H22N4O12P2

Mol. W.536.33

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Impurity Standards

Riboflavin Impurity C (Riboflavin-4’, 5’-Diphosphate)

CAT No.-

CAS No.N/A

Mol. F.C17H22N4O12P2

Mol. W.536.33

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Impurity Standards

Riboflavin Impurity A (Riboflavin-3’, 4’-Diphosphate)

CAT No.-

CAS No.N/A

Mol. F.C17H22N4O12P2

Mol. W.536.33

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Impurity Standards

Riboflavin Impurity 1

CAT No.-

CAS No.N/A

Mol. F.C12H16N4OS

Mol. W.264.35

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Impurity Standards

Riboflavin Impurity 2 (Lumichrome)

CAT No.-

CAS No.1086-80-2

Mol. F.C12H10N4O2

Mol. W.242.24

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Impurity Standards

Riboflavin EP Impurity A (Riboflavin Sodium Phosphate EP Impurity E) (Lumiflavine)

CAT No.-

CAS No.1088-56-8

Mol. F.C13H12N4O2

Mol. W.256.27

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Impurity Standards

Riboflavin EP Impurity C

CAT No.-

CAS No.2535-20-8

Mol. F.C13H18N4O6

Mol. W.326.31

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Impurity Standards

Ribavirin Impurity 8

CAT No.-

CAS No.-

Mol. F.C13H17N3O8

Mol. W.343.29

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Impurity Standards

Ribavirin Impurity 27

CAT No.-

CAS No.-

Mol. F.C5H7N3O3

Mol. W.157.13

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Impurity Standards

Ribavirin Impurity 9

CAT No.-

CAS No.-

Mol. F.C15H19N3O9

Mol. W.385.33

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