2-(Phenylsulfonyl)benzenamine diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? in acid conditions coupled.
blue-ray red. Soluble in water for red, soluble in ethanol purplish red color. The strong sulfuric acid for dark purple, to orange diluted. In water solution to join strong hydrochloric acid have red brown precipitation; Add sodium hydroxide have purplish red precipitate
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
6
|
2
|
2-3
|
3-4
|
3-4
|
|
3
|
|
AATCC
|
6
|
2
|
1-2
|
3
|
2-3
|
|
3
|
|