Pharmaceutical Impurity Standards & Reference Standards

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

All Products
All 2,841
Please Enquire
ZOLMITRIPTAN

Didesmethyl Zolmitriptan

CAT No.-
CAS No.139264-15-6
Mol. F.C14H17N3O2
Mol. W.259.31
View
Please Enquire
ZEATIN

Dihydrozeatin

CAT No.-
CAS No.23599-75-9
Mol. F.C10H15N5O
Mol. W.221.26
View
Please Enquire
WARFARIN

Dehydro Warfarin

CAT No.-
CAS No.-
Mol. F.C19H14O4
Mol. W.306.32
View
Please Enquire
Impurity Standards

Doxercalciferol Impurity 1 (beta-Doxercalciferol)

CAT No.-
CAS No.-
Mol. F.C28H44O2
Mol. W.412.66
View
Please Enquire
Impurity Standards

Doxercalciferol Impurity 2 (Dihydro-Doxercalciferol)

CAT No.-
CAS No.-
Mol. F.C28H46O2
Mol. W.414.67
View
Please Enquire
VITAMIN

D-alpha-Tocopherylquinone

CAT No.-
CAS No.7559-04-8
Mol. F.C29H50O3
Mol. W.446.72
View
Please Enquire
VITAMIN

Dihydro Vitamin K1 Diacetate (Di-O-Acetyl-Dihydrophyllochinon)

CAT No.-
CAS No.604-87-5
Mol. F.C35H52O4
Mol. W.536.80
View
Please Enquire
VITAMIN

DL-alpha-Tocopherol nicotinate

CAT No.-
CAS No.51898-34-1
Mol. F.C35H53NO3
Mol. W.535.81
View
Please Enquire
Isotope Labelled Compounds

DL-alpha-Tocopherol Nicotinate-d9

CAT No.-
CAS No.86362-36-9 (non-labelled)
Mol. F.C35H44D9NO3
Mol. W.544.87
View
Please Enquire
VITAMIN

DL-9-hydroxy-alpha-Tocopherone

CAT No.-
CAS No.-
Mol. F.C29H50O3
Mol. W.446.72
View