It is an organic compound, is a typical fatty acid. Is recognized and sour vinegar with a source of irritating smell. Pure anhydrous acetic acid (glacial acetic acid) is a colorless hygroscopic liquid, freezing point is 16.6 ° C (62 ° F), a colorless crystal after solidification. Despite the fact that in aqueous solution of acetic acid dissociation capacity it is a weak acid, but acetic acid is a corrosive, and its steam has eye and nose irritation role. Acetic acid is a simple carboxylic acid, is an important chemical reagent. Acetic acid has also been used to produce the necessary film and wood cellulose acetate adhesive of poly vinyl acetate, as well as many synthetic fibers and fabrics. In the family, often used as dilute acetic acid detergents. The food industry, in the list of food additives E260, the acid is to provide an acidity regulator.

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