C.I.14690;Egacid Red GG;Amacid Red 2G;Acid Orange 19;Aminyl Red E-2G;Supramin Red GG;Sellacid Red 2G;Polan Scarlet E4G;Acid Fast Red W2G;C.I.Acid Orange 19
5-Amino-2-methyl-N-phenylbenzenesulfonamidediazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid.
Properties and Applications
red light orange. Soluble in water for palm orange, slightly soluble in ethanol and acetone, insoluble in other organic solvents. The strong sulfuric acid for purple, orange and brown after diluted to appear red purple precipitation. In water solution to join strong hydrochloric acid for orange brown; Add thick sodium hydroxide solution in red. Copper, iron ion in color shade darker. This product used for wool, silk, polyamide fiber and its blended fabric dyeing and printing, also can be used for leather color.
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