Tannic acid (industrial grade) - CAS: 1401-55-4

Tannic acid (industrial grade) For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale Tannic acid (industrial grade), Made in China, High Quality Products!, China Specialty chemicals, Tannin Supplier, Manufacturer.
Tannic acid (industrial grade)

Synonym: Tannin, Gallotannic acid
Molecular formula and weight: C76H52O46 = 1701.18
CAS registry number: 1401-55-4
HS Code: 32019090

Description: Light yellowish to brownish powder, soluble in 1 share Of water or ethanol; soluble in acetone; almost insoluble in chloroform or diethyl ether.

Main specifications:

Item Standard
Loss on drying,: ≤9.0%
Water insoluble: ≤0.3%
Solution color : ≤2.0
Content(dry weight): ≥81.0%

Application: Widely used in extract of Ge, manufacture of "lro ink" , anti-corrosion of metal, treatment of slurry in petroleum well, raw materials of pharmaceutical industry.
Packaging: In plastic woven bags of 25kg net each.

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