Tannic acid(Tech grade)
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Post Date:
Dec 29,2024
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Expiry Date:
Mar 29,2025
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Detailed Description:
Cas No. :1401-55-4
Tannic Acid For Industrial Use
1.Production capacity: 1200 T/Year
2.Other name: Tannin; Chinese gall tannic acid.
3.Mol. form and Mol. wt.： C76H52O46 1701.18
4.escription: From light yellow to light brown powder, the color will be deeping when discovered in the air; no bad smell; acerb taste; soluble in water, alcohol, acetone and ethyl acetate.
5.Specification: Comply strictly with China national standard of GB5308-85.
6.Technical data:
Purity % ≥ 81
Loss on drying % ≤9
insoluble in water % ≤0.6
total color ≤2.0
7.Usage: main material of gallic acid, , sulfanilamide medicine; extract gallic acid and pyrogallol in chemical industry. mud treater in petroleum drilling; furthermore, it can be used in the production of tan-reagent of leather, polygenetic dye, rubber concretion, albumen reagent, alkaloid precipitator, mill run inhibitor,wine-clarifier, the germanium extraction, ink confect and so on
8.Storage: Keep in airtight containers.
9.Packing: 25kg/bag or drum
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CAS Registry Number:
1401-55-4
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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;
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Molecular Formula:
C76H52O46
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Molecular Weight:
1701.1985
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Molecular Structure:
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Safety Description:
S24/25:;
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