Impurity Standards

IP, USP and EP Compliant

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FOSCARNET SODIUM

Foscarnet Sodium EP Impurity A

CAT No.-
CAS No.72305-00-1
Mol. F.C3H5O5P. 2 Na
Mol. W.152.04 2 22.99
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FORMOTEROL

Formoterol EP Impurity I (S,R-Isomer) ((S,R)-Formoterol)

CAT No.-
CAS No.67346-50-3
Mol. F.C19H24N2O4
Mol. W.344.41
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FOSCARNET SODIUM

Foscarnet Sodium EP Impurity C

CAT No.-
CAS No.72304-94-0
Mol. F.C5H10O5P. Na
Mol. W.181.11 22.99
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FORMOTEROL

Formoterol Impurity 2

CAT No.-
CAS No.43229-70-5
Mol. F.C33H36N2O4
Mol. W.524.66
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FORMOTEROL

Formoterol Impurity 1

CAT No.-
CAS No.-
Mol. F.C18H22N2O4
Mol. W.330.38
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FORMOTEROL

Formoterol Impurity 3

CAT No.-
CAS No.58993-79-6
Mol. F.C10H15NO
Mol. W.165.24
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FORMOTEROL

Formoterol Impurity 4

CAT No.-
CAS No.-
Mol. F.C19H22N2O3
Mol. W.326.40
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FORMOTEROL

Formoterol Impurity 5

CAT No.-
CAS No.-
Mol. F.C19H24N2O3
Mol. W.328.41
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FORMOTEROL

Formoterol Impurity 6

CAT No.-
CAS No.-
Mol. F.C9H11NO3
Mol. W.181.19
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FORMOTEROL

Formoterol Impurity 7

CAT No.-
CAS No.-
Mol. F.C18H24N2O3
Mol. W.316.40
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