disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate химические свойства, назначение, производство
Подготовка
2-Amino-5-chlorobenzenesulfonic acid diazo, and 2,5-Dimethylbenzenamine coupling, its product to diazo, and ?7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Свойства и приложения
red. Soluble in water for product red to purplish red color, soluble in ethanol in red. The strong sulfuric acid for Tracy in blue, Red sauce for diluted to Red light brown, with purple precipitation; In the nitric acid purple brown precipitation. The dye solution to join strong hydrochloric acid for red sauce; Add thick sodium hydroxide solution for purple; Add 10% sodium hydroxide solution micro change to blue.
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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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3-4
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5
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5
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1
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1
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AATCC
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1
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4
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3-4
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1
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1
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disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate препаратная продукция и сырье
сырьё
препарат