Diazo Black O 2 G, by The Bayer Company Limited

Diazo Black O 2 G,, powder in glass bottle,, by The Bayer Company Limited, Northern Ireland, United Kingdom. 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:
1986-1045/311
Materials:
dye and glass
Measurements:
143 x 70 mm
type:
dye
credit:
Colour Museum