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hematein

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hematein

[‚hē·mə′tē·ən]
(biochemistry)
C16H12O6 A brownish stain and chemical indicator obtained by oxidation of hematoxylin.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
The dyeing agent is called hematein, which is the oxidized product of hematoxylin.
To be used successfully as a tissue or fabric dye, the weakly acidic hematein must be combined with a mordant, a polyvalent metal ion.
(13.) StainsFile: Hematoxylin and Hematein. Available at: http://stainsfile.info/Stains File/theory/mordant.htm.
Our debt to the logwood tree: the history of hematoxylin
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