Properties and Applications
red light yellow. Red light yellow powder, insoluble in water. In 5% sodium carbonate and 5% hydrochloric acid has good stability, light fastness not beautiful, in 120 ℃ when stability, when more than 120 ℃ sublimation. Used for alcohol, cool kind of solvent coloring, also used for oil, fat and wax color, also can be used for cellulose esters varnish 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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General
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120
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Insoluble
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Well
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Well
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