deep green light yellow. Soluble in water for yellow to red light yellow, slightly soluble in Etanol and Acetone. In concentrated sulfuric acid to golden yellow, after dilution for shallow orange; In concentrated nitric acid for orange solution. Dye aqueous solution to join concentrated hydrochloric acid for brown light olive, precipitation, Join concentrated Sodium hydroxide solution for golden orange.
|
Standard
|
Ironing Fastness
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Water
|
|
Alkali
|
Acid
|
|
ISO
|
5
|
3-4
|
3-4
|
|
3
|
4
|
3-4
|
|
AATCC
|
Dry 2 wet 5
|
5
|
4
|
|
3
|
4
|
5
|
![sodium 5-[[4-(acetylamino)phenyl]azo]salicylate Structure](/CAS/GIF/6408-39-5.gif)