Yellow. Melting point 155 ℃, soluble in ethanol and carbon tetrachloride. The strong sulfuric acid for green light yellow, diluted After the green light for yellow, then become yellow, and the emergence of yellow precipitation. The strong hydrochloric acid in temperature Slightly soluble in, for orange; In 5% of the temperature of sodium hydroxide solution slightly soluble, for yellow. Used in vinegar, polyamide fiber dyeing and fur color
StandardVinegar fiber
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Ironing Fastness
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Light Fastness
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Persperation Fastness
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Washing Fastness
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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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4
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5
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4
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3
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3
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