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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An aluminium salt of tannic acid (and sometimes also tartaric acid) used in various preparations

from The Century Dictionary and Cyclopedia

  • n. A. trade-name of a basic aluminium tannate, Al2(OH)4(C14H9O9)2.10H2O. It forms a brownish yellow powder and is used in surgery for dusting wounds.


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