Acid Yellow 219 химические свойства, назначение, производство
Подготовка
3-Aminobenzenesulfonic acid diazo, and (2-Methoxyphenylamino)methanesulfonic acid?coupling, remove a sulfonic acid hydrolysis base, its product to diazo, coupled with phenol, then the etherification.
Свойства и приложения
red light yellow. Orange powder, soluble in water. Mainly used for wool, polyamide fiber dyeing and printing.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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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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6
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3-4
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4
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2-3
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Acid Yellow 219 препаратная продукция и сырье
сырьё
препарат