Brazilin

Brazilin is a red pigment obtained from the wood of the brazilwood family (Caesalpinia sp), and is also known as Natural Red 24. Brazilin has been used since at least the Middle Ages to dye fabric, and has been used to make paints and inks as well. The specific color produced by the pigment depends on its manner of preparation: in an acidic soluti...
Found on http://en.wikipedia.org/wiki/Brazilin

Brazilin

Braz'i·lin noun [ Confer French brésiline . See Brazil .] (Chemistry) A substance contained in both Brazil wood and Sapan wood, from which it is extracted as a yellow crystalline substance which is white when pure. It is colored intensely red by alkalies. [ Written also brezili...
Found on http://www.encyclo.co.uk/webster/B/94

brazilin

Type: Term Pronunciation: bră-zil′in Definitions: 1. A red natural dye obtained from the bark of several species of tropical trees and oxidized to the active red dye brazilein; resembles hematoxylin in origin, chemistry, and usage; used as a nuclear stain and as an indicator (red in alkalies, yellow in acids).
Found on http://www.medilexicon.com/medicaldictionary.php?t=12265
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