Preparation
2-Methoxy-4-nitrobenzenamine and 5-Amino-2-hydroxybenzoic acid diazo, in alkaline conditions in turn and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?matches, will the nitro reduction, then double nitriding, and 3-Amino-2-hydroxybenzoic acid diazo, In acidic conditions with?7-Amino-4-hydroxynaphthalene-2-sulfonic acid ?coupling the product obtained(2 Moore) coupled.
Properties and Applications
blue grey. Blue-black powder. Soluble in water for red light black. Use in cotton, viscose and their blended fabric dyeing, can be in viscose cotton or directly on printing or discharge printing.
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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4
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3-4
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6
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3-4
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4-5
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4-5
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5
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