C.I. Direct Brown 18 Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
6-Aminonaphthalene-1-sulfonic acid diazo, and Resorcinol coupling, C.I. Direct Yellow 59 (C.I. 49000) to diazo, and the generation of single accidentally coupled nitrogen compounds.
Properties and Applications
brown. For yellow brown is soluble in water, soluble in ethanol for orange brown. The strong sulfuric acid for orange brown, for yellow brown after diluted. The dye solution to join strong hydrochloric acid have yellow brown precipitation; Add thick sodium hydroxide solution for red light orange brown.
Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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Fading
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Stain
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Fading
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Stain
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ISO
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4
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3
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2
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1
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1
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C.I. Direct Brown 18 Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte