ダイレクトファーストグレーMG 化学特性,用途語,生産方法
製造方法
5-Amino-2-hydroxybenzoic acid diazo, and Naphthalen-1-amine coupling, again diazo, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling, product to diazo, and Benzene-1,3-diamine coupling.
Properties and Applications
green light grey. Soluble in water for green light black. The strong sulfuric acid for blue-ray green, red after dilute black precipitation. The dye solution to join strong hydrochloric acid have green light black precipitation; Add thick sodium hydroxide solution have blue-ray black precipitation.
ダイレクトファーストグレーMG 上流と下流の製品情報
原材料
準備製品