Acid Blue 40 Acid Blue 2g Acid Dye

• Colour: Blue
• Appearance: Powder
• Usage: Leather, Textile, Wool, Polyamide Fiber and Silk
• Name: Acid Blue 2g
• Type: Blue
• C.I.No.: Acid Blue 40
• Model NO.: Acid Blue 40
• Transport Package: Bag
• Trademark: Emperor
• Origin: China
• HS Code: 3204120000

Product Description

Product Name: Acid Blue 40
C.I. No.: 62125
CAS No.: 6424-85-7
Molecular Formula: C₂₂H₁₄N₃NaO₆S
Molecular Weight: 473.43
 
Shade:Green light blue
 
Relative name: Acid Blue E-2G;Acid Brilliant Blue 2GB;Acid Light Blue G;Akacid Blue 2G 200%;Alizarine Direct Blue A2G;Aminyl Blue E-2GL;Acid Blue S-AGG;Weak Acid Blue 2G;Acid Blue 2G;Acid Blue AGG;Acid Blue E-2GL;Acid Blue EA;Acid Blue N2G;

Acid Blue 40
Standard	Fiber	Soaping		Persperation Fastness	Oxygen bleaching	Light Fastness
		Fading	Stain
AATCC	Wool	1-2	1-2	2	1	5
ISO	Wool	2	2	3	1-2	6

 
Properties:
Dark blue powder, soluble in water, solubility in water (80 ºC) 100 g/L, water solution is blue. Soluble in acetone and ethanol, slightly soluble in nitrobenzene, insoluble in benzene and dimethyl benzene, encounter the dark brown color of sulfuric acid, a product after diluted red; In the hydrochloric acid and sodium hydroxide solution discoloration.
 
Applications:
Mainly used for wool, polyamide fiber and silk dyeing and printing, also can be used for leather color.
 
Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.