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HomeProduct name listDIRECT BLACK 170

DIRECT BLACK 170

  • Molecular Weight: 0
  • MDL number: MFCD00802148

What is DIRECT BLACK 170?

Preparation

4-Amino-N-(4-aminophenyl)benzamide double nitriding, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupled, aniline diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?group 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.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 3 3-4 3-4 2-3 4 3

Safety information for DIRECT BLACK 170

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