Eosin
notes: label: Description
content: Glass jar with a paper label that reads in part “CHEMICALS HIGHEST PURITY. . . / Eosin / A.D. (obscured) & CO. / . . . / Chicago, Ill. / AD Co.” Eosin is a red fluorescent dye discovered in 1874 by Heinrich Caro, Director of the German chemical company Badische Anilin- und Soda-Fabrik. The name comes from Eos, the ancient Greek word for 'dawn' and the Greek goddess of the dawn. This sample was collected by Richard E. Heller (1908-1998), a surgeon affiliated with the Northwestern University Medical School.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Biological Sciences
creditLine: label: Credit Line
content: Gift of Ruth M. Heller
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1999.0325.001
label: accession number
content: 1999.0325
label: catalog number
content: 1999.0325.001
objectType: label: Object Name
content: Aniline Dye
physicalDescription: label: Measurements
content: overall: 7.7 cm x 4.2 cm; 3 1/16 in x 1 5/8 in