Uses
A labeled form of Acid Orange 24 (A189955), which used in trickling biofilters for wastewater treatment. Acid Orange 24 is used in suncare compositions. It also serves as a raw material for cosmetics. Mutagenicity test for dye compositions in cosmetics.
Preparation
4-Aminobenzenesulfonic acid diazo, Coupled with resorcinol, its product again with diazo mix of 2,4-Dimethylbenzenamine coupling.
Properties and Applications
orange to red light orange. Soluble in water and ethanol for yellow light brown. The strong sulfuric acid for orange brown, diluted into gold. Its water solution to join strong hydrochloric acid for yellow brown; Add sodium hydroxide red orange for brown. Used for wool, silk fiber dyeing, etc.
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
2-3
|
3
|
|
2
|
1
|
|
2-3
|
|
AATCC
|
3
|
3
|
|
1
|
1
|
|
4
|
|