Acid Orange 9
Name:C.I.Acid Orange 9,C.I.17925
Molecular Structure: Single azo class
Molecular Formula:C20H17N3Na2O8S2
Molecular Weight: 537.48
CAS Registry Number:6369-41-1
Manufacturing Methods : 2-Amino-3,5-dimethylbenzenesulfonic acid diazo, and 6-Acetamido-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applications: red light orange. Soluble in water for orange, and adequate soluble in alcohol for orange. The strong sulfuric acid in red for quality, to orange diluted. In water solution to join strong hydrochloric acid for orange; With strong sodium hydroxide solution into orange brown. Can be used for the wool dyeing and printing, good levelness.
Standard(red) | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 6 | 3 | 1-2 | 2-3 |
List of Suppliers:
[…] C.I.Acid Orange 9 […]