tannic acid

名词 n.

英文释义

名词 n.
  1. Any of various complex phenols extracted from the bark or galls of trees and used in tanning. countable,uncountable
    — Its salts resemble those of caffeina. The tannate is soluble in an excess of tannic acid, in alcohol and boiling water.

词形变化

tannic acids plural

词源

Calque of French acide tannique, introduced 1834 by the French chemist Théophile-Jules Pelouze.
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