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Related to pyrogallic: pyrogallic acid


 (pī′rō-găl′ôl′, -ōl′, -ŏl′, -gô′lôl′, -lōl′, -lŏl′)
A white, toxic crystalline phenol, C6H3(OH)3, used as a photographic developer and to treat certain skin diseases. Also called pyrogallic acid.

py′ro·gal′lic (-găl′ĭk, -gô′lĭk) adj.
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Adj.1.pyrogallic - of or relating to pyrogallol
References in periodicals archive ?
Results: Color varied between blue and red indicating phenols, dark blue precipitate indicating the presence of pyrogallic tannins (hydrolysable), and green indicating the presence of flobabenic tannins (condensed).
As a biomass, the peanut hull is a complex material consisted of polyphenol such as catechol, pyrogallic acid and m-trihydroxybenzene, mineral, lipid, and cellulose, etc.