2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

1,3-Bis(4-amino-3-sulfophenyl)urea double nitriding, and 7-Aminonaphthalene-2-sulfonic acid(2 Moore) coupled.

Properties and Applications

blue light pink. Soluble in water for red, slightly soluble in ethanol is palm red light product. The strong sulfuric acid for orange red brown, diluted purple for grey brown. The dye solution to join strong hydrochloric acid for brown, have precipitation; Add thick sodium hydroxide solution for product red

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	3	5	3	1		1

2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

6772-28-7()Verwandte Suche:

---

• 2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt
• Direct Red 49
• C.I.Direct Red 49:C.I.25375
• 6772-28-7