Crasytel ogranic cromo 0 化学特性,用途語,生産方法
製造方法
2-Aminobenzoic acid and 2-Amino-4-nitrophenol diazotization, respectively under acid condition and basic conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applications
black. Soluble in water for magenta, right amount soluble in ethanol to red. In concentrated sulfuric acid for the blue black, dilution for red wine. Dye aqueous solution to join concentrated hydrochloric acid for red orange brown, precipitation, Join concentrated sodium hydroxide solution for red wine.
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Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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4
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7
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4-5
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4-5
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Crasytel ogranic cromo 0 上流と下流の製品情報
原材料
準備製品