dark red light orange. Soluble in water, soluble in ethanol apply for green yellow. In concentrated sulfuric acid to green light yellow, after dilution is still green yellow. Its aqueous solution to join concentrated hydrochloric acid for green yellow; Crowding sodium hydroxide for green yellow. Used for wool fabric dyeing.
Standard
|
Ironing Fastness
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Water
|
Alkali
|
Acid
|
ISO
|
3
|
6-7
|
3-4
|
3
|
5
|
4
|
4-5
|