Preparation
2-Aminobenzenesulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, and then 2,4-Diaminobenzenesulfonic acid condensation, its product diazo, and 7-Acetamido-4-hydroxynaphthalene-2-sulfonic acid coupled.
Properties and Applications
bright orange. Dark orange powder. Soluble in water, solubility of 70 g/L (50 ℃), is not sensitive to that fights.
|
Standard
|
Light Fastness
|
Oxygen bleaching
|
Persperation Fastness
|
Soaping
|
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
|
ISO
|
4-5
|
4-5(
yellow
)
|
3-4
|
4-5(yellow)
|
5
|
3-4(yellow)
|
4-5(5*100℃)
|
