Diazo Fast-Black 3B, 31, by Bayer and Company
Diazo Fast-Black 3B, 31,, powder in glass bottle,, by Bayer and Company, Elberfeld, Germany. One of a collection of colour dyes in bottles from the Colour Museum in Bradford, West Yorkshire, c.1860s to 1950s.
Details
- Category:
- Industrial Chemistry
- Object Number:
- 1986-1045/75
- Measurements:
-
145 x 70 mm
- type:
- dye
- credit:
- Colour Museum
