TANNIN CAS NO:18483-17-5 Industrial grade, Food grade, Pharmaceutical grade,Electronic grade

TANNIN,CHEMICAL 

Property:Yellowish or light brown irregular powder,oxidized with deeper color and bitter taste when exposed to air, odorless; soluble in water, ethanol, acetone,and ethyl acetate.

Technical Index: Quality Standard: GB5308-85 Index Name:First Grade ProductAppearance:Yellowish or brownish irregular powderContent (%) ≥ 81.0 , as per gradeMoisture Content(%) ≤ 9.0 Water(%) ≤ 0.6 Total Color ≤2.0

Uses: Used as raw materials for manufacturing pharmaceutical gallic acid, pyrogallic acid, and sulfanilamide drugs in chemical industry; slurry-treating agent in petrochemical industry;in preparation of various treating agents for various industrial manufactures.   

pharmaceutical,TANNIN,chemical

TANNIN