USES: glacial acetic acid is the most important one of the organic acids. Mainly used for vinyl acetate, vinegar anhydride, cellulose acetate, acetate and metal acetic acid salt etc, also used as a pesticide, medicine and dye, and other industrial solvents and raw materials, in photography, fabric dyeing and drug manufacturing rubber industry all has the extensive use. Glacial acetic acid is an important organic chemical raw material of organic chemistry industry, it is in the important position. Acetic acid widely used in synthetic fiber, coating, the medicine, the agricultural chemicals, food additives, textile industry, etc. According to the purposes and divided into industrial glacial acetic acid and eat two kinds, edible glacial acetic acid can be sour agent and flavoring. To produce synthetic amount. Water will be diluted acid to 4-5% of concentration, add all sorts of flavoring and amount can be made, cold drinks. Drinks, candy, baking food, pudding kind, sugar, spices, as glue. As sour agent used for the drinks, tin cans, etc.. Washing the glacial acetic acid concentration, usually use were 28%, 56%, 99%.