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淮安諾富德科技有限公司

Huaian Novotel Technology Co., Ltd.

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Tannic acid

Product name Tannic acid
Alias Chinese tannin; Gallotannic acid; Gallotannin; Galloylglucose; Glycerite; Penta NM digalloyl glucose; Quebracho; Tannins; 1,3,6-tris-O-(3,4,5-trihydroxybenzoyl)hexopyranose; 1,2,3,4, 6-pentakis-O-[(3,4-dihydroxy-5-{[(3,4,5-trihydroxyphenyl)carbonyl]oxy}phenyl)carbonyl]hexopyranose
CAS RN 1401-55-4
EINECS number 215-753-2
Molecular formula C76H52O46
Molecular weight 1701.1985
Security term S24/25;
Physical and chemical properties Property Light yellow amorphous powder or loose and shiny scaly or spongy solid, which can turn black when exposed to the air. Odorless, with a strong astringent taste; melting point 210~215℃; flash point 187℃; solubility soluble in water, ethanol, acetone, almost insoluble in benzene, chloroform, ether and petroleum ether.
Uses Mainly used in leather tanning, but also in industries such as medicine, ink, printing and dyeing, rubber and metallurgy, and water treatment

淮安諾富德科技有限公司

Huaian Novotel Technology Co., Ltd.

Integrate scientific research, development, production and sales

New-type pharmaceutical and chemical enterprises

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