Product Name: Acid Blue 9
C.I. No.: 42090
CAS No.: 2650-18-2
Molecular Formula: C37H42N4O9S3
Molecular Weight: 787.90
 
Shade:Colourful green light blue
 
Relative name: AACL Pure Blue 200%;ABCOL Blue N B;Acid Alizarine Cyanine Green G;
Acid Blue 9 39003;Acid Blue E-A;Acid Bright Blue FCF;Acid Turquoise Blue AE;Acid Turquoise Blue HE;Acid Blue E-A;Acid Blue FCF;Acid Blue FG;  
Properties:
Violet powder, soluble in water, in 90 ºC water solubility of 50 g/L, soluble in ethanol. The strong sulfuric acid in orange, dilute yellowish later. The water solution is green light blue dye, add sodium hydroxide after it shows colorless, and you have a deep purple precipitation. Good levelness, white sex is better, for copper, iron ion sensitive, dyeing should pay attention, or influence colored light.
 
Applications:
This product used for wool, silk,nylon with wool blended fabric dyeing and printing. Can also be used as a food dyes and organic pigments, also used for paper shading and anti-epidemic field, can also be used in leather color.