|
| C.I. Acid Red 23, disodium salt Basic information |
| C.I. Acid Red 23, disodium salt Chemical Properties |
| C.I. Acid Red 23, disodium salt Usage And Synthesis |
Preparation | N-(3-aminophenyl)acetamide diazo, coupled with 3-Hydroxynaphthalene-2,7-disulfonic acid. | Properties and Applications | red. Soluble in water for red, hardly soluble in alcohol. The strong sulfuric acid for red, diluted still in red. In aqueous solution to join strong hydrochloric acid red; Add thick sodium hydroxide solution for red light orange brown.
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
3
|
2-3
|
|
2
|
4
|
|
2
|
|
|
| C.I. Acid Red 23, disodium salt Preparation Products And Raw materials |
|