red light yellow. Soluble in water for yellow brown. In concentrated sulfuric acid for cherry red, yellow brown precipitate after dilution. Dye aqueous solution with concentrated hydrochloric acid have yellow brown precipitation; Sodium hydroxide solution with strong for red light brown.
|
Standard
|
Ironing Fastness
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Water
|
|
Alkali
|
Acid
|
|
ISO
|
5
|
5-6
|
4
|
|
5
|
4-5
|
5
|
