Uses
Acid Brown M is an organic dye and a water pollutant, removed from the environment using visible light irradiation along with CuBi2O4/Bi3ClO4 photocatalysts.
Preparation
4-Aminonaphthalene-1-sulfonic acid (2 Moore) diazo, Coupled with resorcinol.
Flammability and Explosibility
Non flammable
Properties and Applications
red light brown. Soluble in water for orange brown, slightly soluble in ethanol for yellow brown. The strong sulfuric acid is a deep in the red, for yellow brown after diluted. In water solution to join strong hydrochloric acid for yellow brown; Add thick sodium hydroxide solution for red wine. Mainly used for nylon and wool fabric dyeing, also can be used for leather color.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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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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3
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4-5
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4
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3
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4
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AATCC
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4
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3
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3
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1
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1-2
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4
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