Bromophenol blue (3`,3`,5`,5`-tetrabromophenolsulfonphthalein, BPB, albutest) is used as an acid-base indicator, a color marker and a dye. It can be prepared by slowly adding excess bromine to a hot solution of phenolsulfonphthalein in glacial acetic acid. ==Acid-base indicator== As an acid-base indicator its useful range lies between pH 3.0 a...
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http://en.wikipedia.org/wiki/Bromophenol_blue
Synonym for bromphenol blue ... <chemical> Alpha,alpha-bis(3,5-dibromo-4-hydroxyphenyl)-alpha-hydroxy-o-toluenesulfonic acid, gamma-sultone. A dye that has been used as an industrial dye, a laboratory indicator, and a biological stain. ... Pharmacological action: dyes, indicators and reagents. ... Chemical name: Phenol, 4,4'-(3H-2,1-benzoxath...
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http://www.encyclo.co.uk/local/20973
Dye used as pH indicator: changes from yellow to blue in the range 3.0-4.6
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Type: Term Pronunciation: brō′mō-fē′nol blū Synonyms: bromphenol blue
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http://www.medilexicon.com/medicaldictionary.php?t=12394
[
n] - a dye used as an acid-base indicator
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http://www.webdictionary.co.uk/definition.php?query=bromophenol%20blue
bromphenol blue noun a dye used as an acid-base indicator
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https://www.encyclo.co.uk/local/20974
No exact match found.
