dark blue purple. Used for alcohol, vinegar kind of solvent, alcohol soluble and synthetic resin paint, printing ink, wood color.
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Standard
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Light Fastness
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Heat-resistant(℃)
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water
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Sodium Carbonate(5%)
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Hydrochloric acid(5%)
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Melting point
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Stable
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ISO
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Good
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>180
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160
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Insoluble
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No change
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No change
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