Synonms :Tannic acid,Tannin,Gallotannic acid
Mol.form and Mol.wt:C76H52O46 ;1701.18
Description :A yellowish to brownish powder,odour characteristic;taste strongly astringent.Soluble in 1 part of water or alcohol;soluble in acetone;almost insoluble in chloroform or ether.
Specification : Meeting the requiremenet of state standard GB5038-85
Uses :This product is widly use in smelting of germanium manufacture of "lro ink",metal corrosionresistance,slime treatment of petroleum drilling and raw material of pharmaceytical industry.
Storage :Tannic acid should be kept in a well-closed container.
Packing :A net weight of 25kg packed in woven plastic bags
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