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Synthetic colorant, c 1900.

A jar of Aurantia synthetic dye manufactured by Actien Gesellschaft fr Anilin Fabrikation, Berlin, Germany (Agfa). Aurantia (also called Imperial Yellow) is the ammonium salt of hexanitrodiphenylamine and was discovered in 1873 by Emil Kopp of Zurich. The Aktien Gesellschaft fr Anilin Fabrikation was founded in 1873 by Carl Martius and Paul Mendelssohn-Bartholdy (the nephew of the composer), became part of I.G. Farbenindustrie AG in 1925 and a subsidiary of Farbenfabriken Bayer AG in 1952. Part of a collection of late nineteenth and early twentieth century colorants transferred from the Colour Museum, Bradford, in 1985.

Image No. 10462329 | This is a Rights Managed image.

Inventory No.: 1986-1045_0504
Source No.: 1986-1045

Credit © Science Museum / Science & Society Picture Library -- All rights reserved.
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