Benzopurpurine 4B, CI Direct Red 2, CI 23500 by A Leonhardt and Company

Made:
1860-1950 in Mulheim
maker:
Farbwerk Mühlheim Vorm A Leonhardt & Co

Benzopurpurine 4B, CI Direct Red 2, CI 23500, powder in a glass bottle, by A Leonhardt and Company, Mülheim, 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:
1986-1045/1247
Materials:
dye and glass
Measurements:
overall: 115 mm 45 mm,
type:
dye
credit:
Colour Museum

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