Gallic acid is a trihydroxybenzoic acid found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants.
Gallic acid is found both free and as part of hydrolyzable tannins. The gallic acid groups are usually bonded to form dimers such as ellagic acid. Hydrolyzable tannins break down on hydrolysis to give gallic acid and glucose or ellagic acid and glucose, known as gallotannins and ellagitannins respectively.
Tannic acid test
Water dissolved experiment
Assay(gallic acid content dry basis)
Loss on Drying
1. Applied in food filed, gallic acid can be produced into wine, canned, condensed juice and other more nourishment;
2. Applied in the cosmetic industry, gallic acid used as active ingredients of skin care products;
3. Widely applied in pharmaceutical grade
4. Applied in dyes, chemicals, and organic synthesis, as well as in the analysis of rare metals.
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Hebei yanxi chemical co., ltd is a professional research and development of the production of lead acetate, 2-phenylethylamide enterprises.The key members of the company are established by local well-known entrepreneurs and professional engineers under the call and support of the party's "low-carbon environmental protection, safety and stability".under the innovation in traditional production equipment and technology, the use of "high temperature cooling" and "plastic basin crystallization" technology, on the basis of reducing the cost of products to make the quality of products to the same industry.With the efforts of all the staff of the company, we have established many cooperative companies in Shan Dong, He Nan, Guang Dong and other places in recent decades. Under the close supervision of the quality inspection department of the company, we carry out production and sales in the way of "labeling", providing the most convenient and fastest service for users all over the country.
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