Benzopurpurine
Revision as of 05:58, 24 July 2013 by (username removed)
Description
An early type of synthetic direct dye discovered by Duisberg in 1885.
Authority
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1132
- Website address 1 Comment: www.straw.com/sig/dyehist