red light brown. Soluble in water for orange brown, slightly soluble in ethanol for yellow brown. The strong sulfuric acid is a deep in the red, for yellow brown after diluted. In water solution to join strong hydrochloric acid for yellow brown; Add thick sodium hydroxide solution for red wine. Mainly used for nylon and wool fabric dyeing, also can be used for leather color.
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
3
|
3
|
4-5
|
4
|
3
|
|
4
|
|
AATCC
|
4
|
3
|
3
|
1
|
1-2
|
|
4
|
|