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Irradiated Ergosterol in Olive Oil

Irradiated Ergosterol in Olive Oil

Usage conditions apply
Currently not on view
Object Name
International Standard for Vitamin D Assay
date made
ca 1934
Physical Description
glass (overall material)
overall: 2 1/2 in x 1 in; 6.35 cm x 2.54 cm
ID Number
catalog number
accession number
Credit Line
Gift of theUnited States Pharmacopoeial Convention, through Dr. E. Fullerton Cook; Accession 129958 (1934)
See more items in
Medicine and Science: Medicine
Data Source
National Museum of American History
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