Eosin BBN by Badische Anilin & Soda Fabrik (BASF)...
Eosin BBN by Badische Anilin & Soda Fabrik (BASF) Ludwigshaf
Eosin BBN by Badische Anilin & Soda Fabrik (BASF) Ludwigshafen in Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1900.