单词 | gallic acid |
释义 | gal·lic acid (gălĭk, gôlĭk) n. A colorless crystalline polyphenol, C7H6O5, derived from certain tannins and used as a tanning agent, as an ink dye, in photography, and in pharmaceuticals. [French acide gallique, from galle, plant gall; see GALL3.] |
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