pyrogallic acid


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pyrogallic acid

[¦pī·rō′gal·ik ′as·əd]
(organic chemistry)
C6H3(OH)3 Lustrous, light-sensitive white crystals, melting at 133°C; soluble in alcohol, ether, and water; used for photography, dyes, drugs, medicines, and process engravings, and as an analytical reagent and protective colloid. Also known as pyrogallol.
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