2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

5-Amino-8-nitronaphthalene-2-sulfonic acid diazo, and 2-Amino-4-methylanisole coupling, again diazotization and 7-Hydroxynaphthalene-2-sulfonic acid?coupling, and then will the nitro reduction for amino.

Properties and Applications

blue. Soluble in water for dark purple, slightly soluble in alcohol. The strong sulfuric acid in purple to basket for color, diluted for orange.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4	4-5	2	3-4		3-4

2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

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• 2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt
• C.I.Direct Blue 128:C.I.27140
• Direct Blue 128
• 6226-72-8