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Adipic (hexanedioic, 1,4-butanedicarboxylic) acid is a dibasic terminal carboxylic acid that forms salts, most of which are soluble in water.
Calculate the costAdipic (hexanedioic, 1,4-butanedicarboxylic) acid is a dibasic terminal carboxylic acid that forms salts, most of which are soluble in water.
The main application of adipic acid is a raw material in obtaining polyhexamethylene adipamide, from which fibers and yarns are produced.
In addition, adipic acid is used as a food additive E 355 to give products a sour taste, in the production of soft drinks, is the main component of tools designed to remove scale.
Besides, the use of adipic acid is important in obtaining intermediates of synthesis.
Adipic acid is a white crystalline substance corresponding to the following characteristics:
|
Mass fraction of adipic acid, %, |
not less than 99.7 |
|
The color of the solution on a platinum-cobalt scale, units Hazen |
not more than 5 |
|
Melting point, °С |
not lower than 151.5 |
|
Mass fraction of water, % |
not more than 0.2 |
|
Mass fraction of ash, % |
not more than 4.0 |
|
Mass fraction of nitric acid, % |
not more than 3.0 |
|
Mass fraction of iron, % |
not more than 0.4 |
In packaged form, adipic acid is stored in dry warehouses.
Work with adipic acid should be carried out using personal protective equipment such as goggles, dust mask, rubber gloves, overalls.