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单词 tannoform
释义

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tannoform
tannoform n.
Brit. /ˈtanə(ʊ)fɔːm/
,
U.S. /ˈtænəˌfɔrm/
C29H20O18, a product of gallotannic acid and formaldehyde; a reddish white, light powder, insoluble in water, but soluble in alkaline solutions.
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the world > matter > chemistry > organic chemistry > acids obtained from plants or trees > [noun] > derivatives
margaritic acid1819
veratrol1868
tannoform1899
1899 T. C. Allbutt et al. Syst. Med. VIII. 726 Powders of tannoform, salicylic acid, talc, bismuth, or lycopodium may be employed.
extracted from tanno-comb. form
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