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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An azo dye used as an acid-base indicator for titrations involving a weak base

from the GNU version of the Collaborative International Dictionary of English

  • n. See Helianthin.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an azo dye used as an acid-base indicator; used for titrations involving weak bases


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