Bordeaux
Historical document, translated for reference. It reflects medical knowledge of the 1920s–30s and is not medical advice.
Summary
Bordeaux is a powdered, water-soluble sodium salt of alpha-naphthalene-azo-beta-naphthol-A-disulfonic acid. Available in various commercial grades, it produces aqueous solutions ranging from reddish-brown to yellowish-brown and is used in microscopy for counterstaining after iron hematoxylin.
Encyclopedia entry (1928–1936)
BORDEAUX, a powdered, water-soluble sodium salt of alpha-naphthalene-azo-beta-naphthol-A-disulfonic acid. Commercial grades R, RB, and B (Höchst) correspond to powders (with shades ranging from brown to violet) that yield aqueous solutions from reddish-brown to yellowish-brown in color. In microtechnique, it is used for counterstaining after iron hematoxylin.
Related articles
Cite this page
“Bordeaux.” Soviet Medical Encyclopedia. English translation of Bolshaya Meditsinskaya Entsiklopediya, 1st ed. (Moscow, 1928–1936), ed. N. A. Semashko. https://sovietmedicalencyclopedia.pages.dev/article/bordeaux/