C.I. Direct Brown 34 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

2-Methyl-5-nitrobenzenesulfonie acidcondensation product with a self-condensation of Benzene-1,4-diamine. That was 2-Methyl-5-nitrobenzenesulfonie acidsodium hydroxide solution to the backflow and Benzene-1,4-diamine common heating, its molecular ratio is 2:1. Its product (C.I. Direct Orange 28, C.I. 40065) diazo, and 4-Hydroxy-6-(phenylamino)naphthalene-2-sulfonic acid in alkaline conditions coupled.

Properties and Applications

brown. Soluble in water for the opacity of the yellow light brown, not soluble in ethanol and acetone. The strong sulfuric acid for black purple, for green light brown after diluted. Dyes to dilute sulphuric acid solution turn dark; Add thick sodium hydroxide solution unchanged.

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

C.I. Direct Brown 34 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

C.I. Direct Brown 34 Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

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• C.I. Direct Brown 34
• Direct Brown 34
• 1325-70-8