red light orange. Slightly soluble in water and ethanol for orange. In the strong sulfuric acid to red, orange precipitation after diluted. The dye solution to join strong hydrochloric acid have red orange precipitation; Add thick chlorine oxidation sodium solution for palm light orange. Used for the cellulose fibre and silk dyeing, Exhaust dyeing good, also can be used for leather color.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Soaping
Water
Fading
Stain
Fading
Stain
ISO
4
5
1-2
2-3
3-4
AATCC
5
5
3
2-3
5
2-Naphthalenesulfonic acid, 7-[[3-[(3-aminobenzoyl)amino]benzoyl]amino]-4-hydroxy-3-(phenylazo)-, monosodium salt 준비 용품 및 원자재