red light orange. Soluble in water for palm orange, soluble in ethanol for gold orange: the strong sulfuric acid for blood-red, diluted for orange brown. The dye solution to join strong hydrochloric acid have orange brown precipitation; Add thick sodium hydroxide solution for orange brown. Used for wool, silk and fiber dyeing and printing directly, also used for paper coating and leather shading.
|
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
|
ISO
|
3
|
4
|
3-4
|
4
|
2
|
|
4-5
|
4-5
|
|
AATCC
|
4
|
3-4
|
3-4
|
3
|
1
|
|
3-4
|
3-4
|
