Amido black
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Description
A black disazo dye first discovered in 1891 by M. Hoffmann. Amido black is primarily used as a nonfluorescent stain to detect Protein. It binds with proteins to produce a blue-black color but does not stain oil paints or acrylic resins.
Synonyms and Related Terms
AB2; CI 20470; Acid Black 1 ; D&C black 1; Amido Black 10B; Amidoschwarz; Naphthol blue black
Other Properties
Soluble in methanol and water.
| Composition | C22H14N6O9S2Na2 |
|---|---|
| CAS | 1064-48-8 |
Additional Information
E.Martin "Some Improvements in Technique of Analysis of Paint Media" Studies in Conservation 22:63-67, 1977.
Sources Checked for Data in Record
- Website address 1 Comment: http://www.coloria.net/varita.htm - chemical formula
- Colour Index International online at www.colour-index.org Comment: discoverer - CI#