2-Naphthalenesulfonic acid, 5-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-6-hydroxy-, disodium salt

2-Naphthalenesulfonic acid, 5-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-6-hydroxy-, disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

5-Acetamido-8-amino-2-naphthalenesulfonic acid?diazo, and Naphthalen-1-amine coupling, product to diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling, and then hydrolysis acetyl amino.

Properties and Applications

dark blue. Soluble in water for dark red light blue, not soluble in alcohol. The strong sulfuric acid in the navy for, for the red light purple diluted. The dye solution with 10% sulfuric acid micro turn dark; Add thick tiny change sodium hydroxide solution green.

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

2-Naphthalenesulfonic acid, 5-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-6-hydroxy-, disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

2-Naphthalenesulfonic acid, 5-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-6-hydroxy-, disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

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• 2-Naphthalenesulfonic acid, 5-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-6-hydroxy-, disodium salt
• Direct Blue 129
• C.I.Direct Blue 129:C.I.27095
• 8004-65-7