Organic Chemicals
Description
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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Shanghai Chunyuan Phytochemistry Co., Ltd
Phytochemical
Address: Room B of Floor 9, NO.2020, North Zhongshan Road,
Shanghai, Shanghai
China, 200063
Tel: 0086-21-52909171
Fax: 0086-21-52909172
