brown. Soluble in water for brown, slightly soluble in ethanol is brown. The strong sulfuric acid to red light purple, diluted into Olive color. In water solution to join strong hydrochloric acid appear olive precipitation; Add sodium hydroxide for wine red.
|
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
|
ISO
|
4
|
3-4
|
3
|
3
|
2
|
|
3
|
|
