Pharmaceutical Impurity Standards & Reference Standards

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

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Isotope Labelled Compounds

Ivermectin-d2

CAT No.-
CAS No.-
Mol. F.C48H72O14D2
Mol. W.877.13
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Impurity Standards

Ivermectin Impurity C

CAT No.-
CAS No.-
Mol. F.C48H74O15
Mol. W.891.12
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Impurity Standards

Ivermectin Impurity J

CAT No.-
CAS No.-
Mol. F.C47H72O14
Mol. W.861.09
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Impurity Standards

Ivermectin EP Impurity E

CAT No.-
CAS No.-
Mol. F.C49H76O14
Mol. W.889.13
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Impurity Standards

Ivermectin EP Impurity F

CAT No.-
CAS No.-
Mol. F.C48H74O14
Mol. W.875.11
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IXABEPILONE

Ixabepilone

CAT No.-
CAS No.219989-84-1
Mol. F.C27H42N2O5S
Mol. W.506.71
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Impurity Standards

Ixabepilone Impurity 1

CAT No.-
CAS No.-
Mol. F.C27H42N2O5S
Mol. W.506.71
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Impurity Standards

Ixabepilone Impurity 2

CAT No.-
CAS No.-
Mol. F.C27H42N2O5S
Mol. W.506.71
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Impurity Standards

Ixabepilone Impurity 3

CAT No.-
CAS No.-
Mol. F.C27H42N2O5S
Mol. W.506.71
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Impurity Standards

Ixabepilone Impurity 4

CAT No.-
CAS No.-
Mol. F.C27H44N2O6S
Mol. W.524.73
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