Direct red 194 (C.I. 35785) Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

2-Amino-3,5-dichlorobenzenesulfonic acid diazo, and m-Toluidine?coupling, and then a sulfonic acid hydrolysis off base, its product (2 Moore) diazo, coupled with N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea.

Properties and Applications

yellow light red. Soluble in water for blue-ray red, slightly soluble in alcohol. The strong sulfuric acid for blue, purple red after diluted. The dye solution to join strong hydrochloric acid for dark purple, have precipitation; Add thick sodium hydroxide solution for purplish red color, have precipitation.

Direct red 194 (C.I. 35785) Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

Direct red 194 (C.I. 35785) Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

6471-41-6()Verwandte Suche:

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• Direct red 194 (C.I. 35785)
• 7,7'-Ureylenebis[3-[[4-[(2,4-dichloro-6-sodiosulfophenyl)azo]-3-methylphenyl]azo]-4-hydroxynaphthalene-2-sulfonic acid sodium] salt
• C.I.35785
• C.I.Direct Red 194
• Solex Bordeaux
• C.I.Direct Red 194:C.I.35785
• Direct Red 194
• 6471-41-6