Preparation
4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, 4-Aminobenzoic acid diazo, and condensation products coupled, again with registration, 2-(4-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation.
Properties and Applications
blu-ray red. Red powder. Soluble in water.?For exhaust dyeing of cotton and viscose fabric dyeing and continuous dyeing staining can also be used for printing, discharge resistance.
Standard
|
Light Fastness
|
Oxygen bleaching
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Persperation Fastness
|
Soaping
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
4
|
|
|
5
|
5
|
5
(70℃)
|
5
|