Pharmaceutical Impurity Standards & Reference Standards

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

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VITAMIN

Menaquinone 4 (Mixture of cis-trans isomers)

CAT No.-
CAS No.863-61-6
Mol. F.C31H40O2
Mol. W.444.66
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Isotope Labelled Compounds

Menaquinone 4-d7 (Mixture of cis-trans isomers)

CAT No.-
CAS No.1233937-25-1
Mol. F.C31H33D7O2
Mol. W.451.70
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VITAMIN

Menaquinone 7

CAT No.-
CAS No.2124-57-4
Mol. F.C46H64O2
Mol. W.649.02
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VITAMIN

Menaquinone 9

CAT No.-
CAS No.523-39-7
Mol. F.C56H80O2
Mol. W.785.25
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VITAMIN

Menaquinone 10

CAT No.-
CAS No.523-40-0
Mol. F.C61H88O2
Mol. W.853.37
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VITAMIN

Menaquinone 11

CAT No.-
CAS No.19228-10-5
Mol. F.C66H96O2
Mol. W.921.49
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VITAMIN

Menaquinone 12

CAT No.-
CAS No.27670-93-5
Mol. F.C71H104O2
Mol. W.989.61
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VITAMIN

Menaquinone 13

CAT No.-
CAS No.27123-36-0
Mol. F.C76H112O2
Mol. W.1057.73
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VITAMIN

Menaquinone 5

CAT No.-
CAS No.1182-68-9
Mol. F.C36H48O2
Mol. W.512.78
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VANCOMYCIN

Monodeschloro-Vancomycin

CAT No.-
CAS No.C66H76ClN9O24
Mol. F.C66H76ClN9O24
Mol. W.1414.84
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