Properties and Applications
yellow light red. Soluble in water for yellow orange, soluble in ethanol. The strong sulfuric acid to red light purple, yellow light brown for diluted. The dye solution to join strong hydrochloric acid for orange brown, have precipitation; Add thick sodium hydroxide solution discoloration.
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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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3
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4
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6
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4
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4-5
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