Difference between revisions of "Nicholson Blue"
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== Description == | == Description == | ||
| − | A water-soluble blue aniline dye. Nicholson blue is the sodium salt of triphenylrosaniline-monosulfonic acid. Discovered in 1862 by Nicholson, it readily forms a permanent blue color on [ | + | A water-soluble blue aniline dye. Nicholson blue is the sodium salt of triphenylrosaniline-monosulfonic acid. Discovered in 1862 by Nicholson, it readily forms a permanent blue color on [[silk|silk]] and [[wool|wool]]. Nicholson blue was sometimes mixed with [[barwood|barwood]] to form an inexpensive imitation of [[indigo|indigo]]. |
[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 09:45, 10 May 2016
Description
A water-soluble blue aniline dye. Nicholson blue is the sodium salt of triphenylrosaniline-monosulfonic acid. Discovered in 1862 by Nicholson, it readily forms a permanent blue color on Silk and Wool. Nicholson blue was sometimes mixed with Barwood to form an inexpensive imitation of Indigo.