Tannic acid NEW

Properties Light yellow powder Properties This product is light yellow to light brown powder, with special smell, taste is very astringent; Soluble in 1 part water or ethanol, soluble in acetone, insoluble in chloroform or ether. Uses clarifying agent, astringent agent, crude oil deodorant, aroma aid; Tannic acid can be used for tanning leather, ink manufacturing, paper and silk gluing, boiler descaling, etc., can also be used as mordant, beer Chemicalbook and wine clarifying agent, rubber coagulant. Can be used in printing and dyeing, metallurgy, medicine and other industries, tannic acid itself is very low toxicity. Precipitation and gravimetric determination of beryllium, aluminum, gallium, indium, niobium, tantalum and zirconium. Determinations of copper, iron, vanadium, cerium and cobalt. Protein and alkaloid precipitator. External indicator for titrating lead with ammonium molybdate. Dye mordant.