单词 | pyrogallol |
释义 | pyrogallolnoun py·ro·gal·lol ˌpī-rō-ˈga-ˌlȯl -ˌlōl; -ˈgȯ- : a poisonous bitter crystalline phenol C6H6O3 with weak acid properties that is usually obtained by pyrolysis of gallic acid and used especially as a mild reducing agent (as in photographic developing) |
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