Preparation
3-Amino-4-hydroxybenzenesulfonamide diazo, and 3-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonamide?coupling, and then translate into chromium complex.
Properties and Applications
dark red light orange. The strong sulfuric acid for green light yellow, diluted into yellow. Used for wool, silk, polyamide fiber dyeing and such as direct printing. Can be used in organic pigments and solvent dye, also used in leather shading.
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
7
|
4
|
4-5
|
5
|
|
|
5
|
|
AATCC
|
7
|
4
|
4
|
4
|
4
|
|
5
|
|