Pharmaceutical Impurity Standards & Reference Standards

Browse our full catalog of pharmaceutical impurities, reference materials, and research chemicals.

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URIDINE

Uridine-3’,5’-cyclic Monophosphate Sodium Salt

CAT No.-
CAS No.56632-58-7
Mol. F.C9H10N2O8P. Na
Mol. W.305.16 22.99
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Isotope Labelled Compounds

Uridine 5'-Diphosphate-13C-15N2

CAT No.-
CAS No.-
Mol. F.13C 15N2 C8H14O12P2
Mol. W.407.14
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Impurity Standards

Urea (Fluorouracil EP Impurity G)

CAT No.-
CAS No.57-13-6
Mol. F.CH4N2O
Mol. W.60.06
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Reference Standards

Uric Acid

CAT No.-
CAS No.69-93-2
Mol. F.C5H4N4O3
Mol. W.168.11
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Isotope Labelled Compounds

Uric Acid-13C-15N2

CAT No.-
CAS No.69-93-2 (non-labelled)
Mol. F.13C 15N2 C4H4N2O3
Mol. W.171.09
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Reference Standards

Uridine

CAT No.-
CAS No.-
Mol. F.C9H12N2O6
Mol. W.244.21
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URIDINE

Uridine-5'-triphosphate Trisodium Salt

CAT No.-
CAS No.19817-92-6
Mol. F.C9H12N2O15P3. 3 Na
Mol. W.481.12 3 22.99
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URIDINE

Uridine 5'-Tetraphosphate

CAT No.-
CAS No.10003-94-8
Mol. F.C9H16N2O18P4
Mol. W.564.12
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Impurity Standards

Urapidil Impurity 8

CAT No.-
CAS No.34654-80-3
Mol. F.C9H15N3O3
Mol. W.213.24
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URAZOL

Urazol (1,2,4-triazolidine-3,5-dione)

CAT No.-
CAS No.3232-84-6
Mol. F.C2H3N3O2
Mol. W.101.07
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