Acid Red 231 化学特性,用途語,生産方法
製造方法
N-(4-aminophenyl)acetamide diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? in acid conditions coupled.
Properties and Applications
dark blue light red. Soluble in water for orange, red for the strong sulfuric acid in purple, diluted red for blue-ray. In aqueous solution to join strong hydrochloric acid, a red brown precipitation; In the thick sodium hydroxide solution of color.
Acid Red 231 上流と下流の製品情報
原材料
準備製品