ACID BLUE 25

The Uses of ACID BLUE 25

Acid Blue 25, is used for dyeing wool, silk and mixed fabric and printing them in a direct method.Dyes and metabolites.

What are the applications of Application

Acid blue 25 is a useful water soluble, anionic dye used in adsorption studies

Preparation

(a) 1-Amino-2,4-dibromoanthracene-9,10-dione?with aniline condensation, its product 1-amino-4- anilino-2-bromo-anthraquinone?in phenol in pressure with aqueous sodium sulfite, were hot. (b) the 1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid (sodium) in water medium copper salt as the catalyst used with aniline condensation.

Flammability and Explosibility

Non flammable

Properties and Applications

blue. Blue powder. The little blue soluble in water, but soluble in acetone, ethanol, slightly soluble in benzene, four hydrogen naphthalene, insoluble in nitrobenzene and xylene. Meet strong sulfuric acid as dark, after diluted blue precipitation. Mainly used for dyeing nylon, polyamide for supporting the dye. Can also be used for wool, silk and blended fabric dyeing and printing directly. Can also be used in leather, electrical-controlled aluminum soap and color.