Direct Red 73 Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
6-Aminonaphthalene-2-sulfonic acid diazo, and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, O-Methylaniline diazo, and coupled product matches.
Properties and Applications
red. Soluble in water for yellow light red, soluble in soluble fiber element, insoluble in organic solvents. The strong sulfuric acid to red light purple, diluted red for yellow light. The dye solution to join sulfuric acid 10% color; Add thick sodium hydroxide solution change to blue and into a dark red.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Soaping
Water
Fading
Stain
Fading
Stain
AATCC
5
5
4
2
3
Direct Red 73 Upstream-Materialien And Downstream Produkte
