Preparation
7-Aminonaphthalene-1-sulfonic acid diazo, and ?N-(3-aminophenyl)acetamide coupling, and then make the light gasification.
Properties and Applications
red light yellow. Used for cellulose fiber dyeing, dyeing encounter copper, iron ion colored light basic unchanged.
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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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ISO
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4-5
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3-4
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4-5
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4
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4
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