Acid Brown 2 Acid Brown R for Textile Use

• CAS No.: 3626-41-3
• Colour: Blue
• Appearance: Powder
• Usage: Textile, Wool, Polyamide, Silk
• Type: Blue
• C.I.No.: Acid Brown 2
• Model NO.: Acid Brown 2
• Transport Package: Bag
• Trademark: Emperor
• Origin: China
• HS Code: 3204120000

Product Description

Product Name: Acid Brown 2
C.I. No.: 17605
CAS No.: 3626-41-3
Molecular Formula: C23H17N4NaO7S
Molecular Weight: 516.46
 
Shade:Brown
 
Relative name: Acid Brown R;Acid Fast Brown R;Clasic Acid Brown 2 300% ;Lerui Acid Brown RL;Weak Acid Brown RL;Acid Brown K;Acid Brown P-RB;

Acid Brown 2
Standard	Fiber	Soaping		Persperation Fastness	Oxygen bleaching	Light Fastness
		Fading	Stain
AATCC	Wool	3	3	4-5	-	5-6
ISO	Wool	3	3	4	1	5-6

 
Properties:
Black brown powder. Slightly soluble in water (for blue-ray red), soluble in ethanol (a red light brown), insoluble in other organic solvents. Meet strong sulfuric acid as red light purple, it will be diluted for olive brown; Meet strong sulfuric acid as brown, and soon become yellow light brown. Its water solution with hydrochloric acid produce dark brown precipitation; Add sodium hydroxide produce deep red precipitate.
 
Applications:
Used for wool fabric, polyamide fiber and silk dyeing and printing.
 
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.