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The difference between tannic acid and gallic acid

(Summary description)Tannic acid is also called tannic acid.Tannic acid is a tannin obtained from gallnut.Yellow or light brown light amorphous powder or scale;No odor,slight special smell,taste very astringent.Soluble in water and ethanol,soluble in glycerin,almost insoluble in ether,chloroform,or benzene.Its aqueous solution and iron salt solution meet to become blue black,adding sodium sulfite can delay discoloration

The difference between tannic acid and gallic acid

(Summary description)Tannic acid is also called tannic acid.Tannic acid is a tannin obtained from gallnut.Yellow or light brown light amorphous powder or scale;No odor,slight special smell,taste very astringent.Soluble in water and ethanol,soluble in glycerin,almost insoluble in ether,chloroform,or benzene.Its aqueous solution and iron salt solution meet to become blue black,adding sodium sulfite can delay discoloration

Information
Tannic acid is also called tannic acid.Tannic acid is a tannin obtained from gallnut.Yellow or light brown light amorphous powder or scale;No odor,slight special smell,taste very astringent.Soluble in water and ethanol,soluble in glycerin,almost insoluble in ether,chloroform,or benzene.Its aqueous solution and iron salt solution meet to become blue black,adding sodium sulfite can delay discoloration.
As an astringent,it can precipitate proteins and form insoluble complexes with alkaloids,glycosides and heavy metals.Is mainly used for local,its 11%one 20%ointment for exudative ulcers,burns,bedsore,hemorrhoids,eczema,etc.,its 15%one 20%glycerol solution for stomatitis,tonsillitis,and sore throat,etc,also used for detoxification,the morphine to water,and the years,digitalis,poisoning such as lead,silver,copper,zinc,available gastric lavage,its solution has substitute other antidote for;For colonic imaging,add 0.25-0.5%of this product to barium sulfate enema to cleanse the colon and facilitate imaging.Tannic acid can inhibit the activity of snake venom protein,has a strong detoxification effect on cobra and other toxins(can also be used for snake bite wound cleaning).The bacteria in the oral cavity secrete glucosidase,which promotes sucrose synthesis of bubei glucan,and the bacteria adhere to the surface of the teeth.The tannins of green persimmon powder can prevent the growth of bacteria,inhibit the activity of glucoside transferase and the synthesis of glucoside,so as to reduce the formation of dental caries.Japan already has products.Treatment of intestinal bacterial infections:for example,RG tannins(rhubarb or other plants)used as ADP enzyme inhibitors are used in combination with other antimicrobials.Inhibiting mutations is effective in preventing uv-induced skin cancer and skin aging.
Gallic acid is also known as gallic acid and gallic acid.Scientific name"3,4,5-trihydroxybenzoic acid".The molecular formula is C7H6O5.Gallic acid is easily soluble in water,alcohol and ether and widely exists in plants such as rhubarb,eucalyptus macrophylla,dogwood,etc.It is a kind of polyphenolic compound existing in nature and has wide application in food,biology,medicine,chemical industry and other fields.

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ACETAR  BIO-TECH INC. is listed on the plant extracts industry of shaanxi province in the national high-tech enterprises, mainly engaged in plant extracts, pharmaceutical intermediates, food, health food, feed and feed additives, cosmetics, and fine chemical products development, production, sales and technical services and transfer.

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