Impurity Standards

IP, USP and EP Compliant

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Impurity Standards

Sildenafil Impurity 6

CAT No.-
CAS No.-
Mol. F.C8H14N4O2
Mol. W.198.23
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Impurity Standards

Sildenafil Impurity 7

CAT No.-
CAS No.-
Mol. F.C21H30N6O5S
Mol. W.478.57
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Impurity Standards

Sildenafil Impurity 8

CAT No.-
CAS No.-
Mol. F.C21H30N6O5S
Mol. W.478.57
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Impurity Standards

Sildenafil Impurity 2

CAT No.-
CAS No.332374-42-2
Mol. F.C14H20N2O4S
Mol. W.312.39
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Impurity Standards

Sildenafil Impurity 3

CAT No.-
CAS No.332374-45-5
Mol. F.C22H32N6O4S
Mol. W.476.60
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Impurity Standards

Sildenafil Impurity 1

CAT No.-
CAS No.845302-49-0
Mol. F.C17H22N4O2
Mol. W.314.39
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Impurity Standards

Sildenafil Impurity 14

CAT No.-
CAS No.2146091-79-2
Mol. F.C24H32N6OS2
Mol. W.484.68
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Impurity Standards

Sildenafil EP Impurity C (O-Desethyl Sildenafil)

CAT No.-
CAS No.139755-91-2
Mol. F.C20H26N6O4S
Mol. W.446.53
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Impurity Standards

Sildenafil Impurity 15 (Isomer of IsobutylSildenafil)

CAT No.-
CAS No.-
Mol. F.C23H32N6O4S
Mol. W.488.61
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Impurity Standards

Sildenafil Impurity ((1-methyl-4-Nitro -3-n-propylpyrazole-5- carboxylic acid)

CAT No.-
CAS No.-
Mol. F.C8H11N3O4
Mol. W.213.19
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