Tannic acid

Post Date:
Jul 09,2014
Expiry Date:
Jan 05,2015
Detailed Description:
Cas No. :1401-55-4 Specs:81%、90%
Tannic acid

Other names:Gallotannic acid

CAS number: 1401-55-4

Purity:81%、90%

Packing: 25kg/fiber cans

Properties: Pale yellow powder or loose without finalize the design a shiny scales or spongy solid

EINECS number: 215-753-2

Formula: C76H52O46

Molecular weight: 1701.1985

Density: 2.12 g/cm3

Melting point: 218 ℃

Water-soluble: 250 g/L (20 ℃)

Melting point 210 ~ 215 ℃

The flash point of 187 ℃

Product use: Mainly used in tanning, also for medicine, ink, dyeing and printing, rubber and metallurgical and other industry and water treatment, etc
CAS Registry Number:
1401-55-4
Synonyms:
;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;
Molecular Formula:
C₇₆H₅₂O₄₆
Molecular Weight:
1701.1985
Molecular Structure:
Safety Description:
S24/25:;

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