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| 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[[4-(4,6-dimethyl-2-benzothiazolyl)-2-methylphenyl]azo]-4-hydroxy-, disodium salt Basic information |
| 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[[4-(4,6-dimethyl-2-benzothiazolyl)-2-methylphenyl]azo]-4-hydroxy-, disodium salt Chemical Properties |
| 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[[4-(4,6-dimethyl-2-benzothiazolyl)-2-methylphenyl]azo]-4-hydroxy-, disodium salt Usage And Synthesis |
Preparation | 2-(3-Methyl-4-aminophenyl)-4,6-dimethylbenzothiazole diazo, and 4-Acetamido-5-hydroxynaphthalene-2,7-disulfonic acid?coupling. | Properties and Applications | blue purple. Soluble in water for red light purple, slightly soluble in ethanol is shallow purple. The strong sulfuric acid in the navy for, for the red light purple diluted. The dye solution to join strong hydrochloric acid wine red precipitate; Add thick sodium hydroxide solution have article red precipitate.
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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AATCC
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3
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4-5
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2
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1
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1-2
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| 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[[4-(4,6-dimethyl-2-benzothiazolyl)-2-methylphenyl]azo]-4-hydroxy-, disodium salt Preparation Products And Raw materials |
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