Pharmaceutical Impurity Standards & Reference Standards

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

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AMPICILLIN

Ampicillin EP Impurity D Disodium Salt (Mixture ofDiastereomers)

CAT No.-
CAS No.1642629-93-3 (freeacid)
Mol. F.C16H19N3O5S. 2 Na
Mol. W.365.41 2 22.99
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AMPICILLIN

Ampicillin impurity E

CAT No.-
CAS No.-
Mol. F.C24H26N4O5S
Mol. W.482.56
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AMPICILLIN

Ampicillin EP Impurity F Sodium Salt (Mixture ofDiastereomers)

CAT No.-
CAS No.-
Mol. F.C15H20N3O3S. Na
Mol. W.322.41 22.99
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AMPICILLIN

Ampicillin EP Impurity G

CAT No.-
CAS No.31485-02-6
Mol. F.C16H14N2O2
Mol. W.266.30
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AMPICILLIN

Ampicillin EP Impurity H (Cefaclor EP Impurity F)

CAT No.-
CAS No.73200-73-4
Mol. F.C10H18N2O
Mol. W.172.19
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AMPICILLIN

Ampicillin EP Impurity I

CAT No.-
CAS No.10001-82-8
Mol. F.C24H26N4O5S
Mol. W.482.56
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AMPICILLIN

Ampicillin EP Impurity J

CAT No.-
CAS No.6489-58-3
Mol. F.C13H20N2O4S
Mol. W.300.37
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AMPICILLIN

Ampicillin EP Impurity K

CAT No.-
CAS No.40610-41-1
Mol. F.C13H17NO3
Mol. W.235.28
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AMPICILLIN

Ampicillin Impurity M

CAT No.-
CAS No.62326-82-3
Mol. F.C32H38N6O8S2
Mol. W.698.82
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AMPICILLIN

Ampicillin Impurity 9

CAT No.-
CAS No.-
Mol. F.C11H10N2O3
Mol. W.218.21
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