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| | DIRECT BLACK 170 Basic information |
| | DIRECT BLACK 170 Chemical Properties |
| | DIRECT BLACK 170 Usage And Synthesis |
| Preparation | 4-Amino-N-(4-aminophenyl)benzamide double nitriding, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupled, aniline diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidgroup of neighborhood, again with a coupling 2-Aminophenol coupling. | | Properties and Applications | black. Used for cellulose fiber dyeing and printing of, also can be used for leather shading.
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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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AATCC
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3
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3-4
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3-4
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2-3
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4
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3
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| | DIRECT BLACK 170 Preparation Products And Raw materials |
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