Uses
Acid Red 138 is an organic azo dye used in the textile industry for wool fabrics, silk and nylon fabrics.
Preparation
4-Dodecylbenzenamine diazo, and 4-Acetamido-5-hydroxynaphthalene-2,7-disulfonic acid?coupling.
Properties and Applications
blue-ray red. Mainly used in tussah silk and dyeing, wool fabric and polyamide fiber can be used. The salt can be used in organic pigments.
Standard
|
Light Fastness
|
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
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
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3-4
|
4
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4-5
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5
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4-5
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4
|
5
|
5
|