Direct Blue 278 化学特性,用途語,生産方法
製造方法
5-Amino-2-(4-aminophenylamino)benzenesulfonic acid double nitriding, and 5-Aminonaphthalene-2-sulfonic acid (2 Moore) coupled, then double nitriding, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid (2 Moore) coupled.
Properties and Applications
mainly used for paper shading.
Direct Blue 278 上流と下流の製品情報
原材料
準備製品