Tannic Acid Industrial Grade Phamaceutical Grade
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.
Item First-grade product
Loss on drying, % : 9. 0
Water insoluble, % : 0. 3
Solution color: 2. 0
Content (dry weight) , : 81. 0
Item Qualified product
Loss on drying, % : 9. 0
Water insoluble, % : 0. 5
Solution color: 3. 0
Content (dry weight) , : 78. 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.
Sales Terms & Specifications:
|Price Terms||FOB / CIF / EXW(Factory Price)|
|Terms Of Payment||T/T, Western Union, PayPal, L/C at sight|
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