4-(4-Aminophenyl)benzenamine double nitriding, coupled with 2-Hydroxybenzoic acid?, and then and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1,3-disulfonic acid coupling.
Properties and Applications
dark green. Soluble in water for SAP green, slightly soluble in soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid in the dark for the light blue, green for blu-ray diluted, accompanied by precipitation;?Dye solution was added 10% sodium hydroxide solution as a pale red brown.
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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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AATCC
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5
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5
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3-4
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2
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3
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