Direct Brown 25

Direct Brown 25 価格

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Direct Brown 25 化学特性,用途語,生産方法

製造方法

4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, and then and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, and C.I. Basic Brown (C.I. 21000) coupled.

Properties and Applications

brown to red light brown. Soluble in water for yellow brown to olive brown, slightly soluble in ethanol, acetone, soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for purple to blue-black, diluted is shallow brown; In nitric acid of for olive completely dissolved. The dye solution to join strong hydrochloric acid with olives brown precipitation; Add thick sodium hydroxide solution have yellow brown to orange brown precipitation.

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

Direct Brown 25 上流と下流の製品情報

原材料

準備製品

Direct Brown 25 生産企業

名前	電話番号	電子メール	国籍	製品カタログ	優位度

()キーワード:

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• Direct Brown 25
• C.I.Direct Brown 25:C.I.36030