Preparation
7-Aminonaphthalene-1,3,6-trisulfonic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and?5-Chloro-2,4,6-trifluoropyrimidine condensation.
Properties and Applications
colourful red yellow light. Yellow light red powder. 25 ℃ in the solubility of water when for 100 g/L, and when the water containing 20 g/L sodium bicarbonate, in the water solubility of 50 g/L, and when to join 150 g/L urea and 20 g/L sodium bicarbonate, solubility than 100g/L. Used for cellulose fiber dyeing and printing.
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Standard
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Light Fastness
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Oxygen bleaching
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Persperation Fastness
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Soaping
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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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3
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1-2
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5
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4-5
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5
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5(95℃)
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5
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