Impurity Standards

IP, USP and EP Compliant

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Epalrestat

Epalrestat Impurity 1

CAT No.-

CAS No.1151944-57-8

Mol. F.C12H9NO3S2

Mol. W.279.33

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Epalrestat

Epalrestat Impurity 2

CAT No.-

CAS No.66051-14-7

Mol. F.C10H10O

Mol. W.146.19

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Epalrestat

Epalrestat Impurity 3

CAT No.-

CAS No.-

Mol. F.C3H3NO2S2. (NH4)2

Mol. W.149.18 2 18.04

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EPHEDRINE

Ephedrine Hydrochloride EP Impurity A

CAT No.-

CAS No.1798-60-3

Mol. F.C9H10O2

Mol. W.150.18

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EPHEDRINE

Ephedrine Impurity 1 (L-Phenylacetyl Carbinol)

CAT No.-

CAS No.53439-91-1

Mol. F.C9H10O2

Mol. W.150.18

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ENZALUTAMIDE

Enzalutamide Impurity 3

CAT No.-

CAS No.-

Mol. F.C21H18F4N4O4

Mol. W.466.40

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ENTECAVIR

Entecavir Impurity 16

CAT No.-

CAS No.-

Mol. F.C11H13N5O4

Mol. W.279.26

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ENTECAVIR

Entecavir Impurity 17

CAT No.-

CAS No.-

Mol. F.C11H15N5O5

Mol. W.297.27

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ENTECAVIR

Entecavir Impurity 18

CAT No.-

CAS No.-

Mol. F.C11H15N5O5

Mol. W.297.27

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ENTECAVIR

Entecavir Impurity 19

CAT No.-

CAS No.-

Mol. F.C12H13N5O3

Mol. W.275.27

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