Model NO.: acid blue 7
Type: Blue
Chemical Construction: Amine
C.I.No.: 42080
Trademark: EMPEROR
Transport Package: 25kg/Carton
Specification: ACID DYE
Origin: China
HS Code: 32041200
Product Name: Acid Blue 7
C.I. No.: 42080
CAS No.: 3486-30-4
Molecular Formula: C37H35N2NaO6S2
Molecular Weight: 690.81
 
Shade: Colourful green light blue
 
Relative name: Acid Sky Blue A;Patent Blue A;Youhaotracid Blue GS;AACL Patent Blue AS 250%;
ABCOL Patent Blue A Conc;Acid Turquoise Blue A;Acid Turquoise Blue A;Acid Turquoise Blue 2G;
Acid Blue 7
Standard  
Fiber		 Soaping Persperation Fastness Oxygen bleaching Light
Fastness
Fading Stain
AATCC Wool 3 3 3 2 1
ISO Wool 3 3-4 3 2 2
 
Properties:
Blue powder. Soluble in water, but soluble in ethanol is blue. The strong sulfuric acid are olive green, yellow precipitation after diluted. A transparent green light blue aqueous solution at room temperature without gathered tendency, add sodium hydroxide subject to change after cooling,heated to boiling color from blue to violet precipitate.
 
Applications:
In dyeing copper and iron ions become dark green color. For heavy chromate salt not sensitive. For wool, silk and polyamide fiber fabric dyeing and printing, and can also be used in leather, paper, cosmetics, soap, biological and rubber color.
 

FOR MORE INFORMATION, CHECK OUR WEBSITE, WWW.CHINAINTERDYES.COM
Â