C.I. Direct red 74 価格

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C.I. Direct red 74 化學特性,用途語,生産方法

製造方法

4-(4-Aminophenyl)benzenamine double nitriding, first and 6-Aminonaphthalene-2-sulfonic acid and 7-Aminonaphthalene-2-sulfonic acid coupling, and then in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

blue-ray red. Soluble in water for red jujube, and adequate soluble in ethanol in red. The strong sulfuric acid in blue, diluted red for sauce. The dye solution to join strong hydrochloric acid for Red sauce, precipitation; Add thick sodium hydroxide solution for orange brown.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	3	4	1	2		1-2

C.I. Direct red 74 上流と下流の製品情報

原材料

準備製品

C.I. Direct red 74 生産企業(yè)

名前	電話番號	電子メール	國籍	製品カタログ	優(yōu)位度

8003-75-6()キーワード:

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• 8003-75-6
• C.I. Direct red 74
• Direct Red 74
• C.I.Direct Red 74:C.I.22170