High Performance Direct Fast Blue B2rl Manufacturer Direct Fast Blue 71 Factory Dyes

• CAS No.: 4399-55-7
• Formula: C40h23n7na4o13s4
• Colour: Blue
• Appearance: Powder
• Usage: Paper, Leather, Textile
• Content: 100%
• Model NO.: DIRECT BLUE JDC-BLUE071
• Transport Package: 25kgs Carton Box
• Trademark: JADECHEM
• Origin: China
• HS Code: 3204140000
• Production Capacity: 10000mt/Year

Product Description

Product:  Direct Fast Blue B2RL Manufacturer Direct Fast Blue 71

Keep on supplying high performance direct dyes around 20 years with guarantee of Quality and Credit 

Appearance: blue gray powder. Soluble in water for blue, solubility of 10 g/L (60 ºC), 20 g/L (97 ºC), slightly soluble in soluble fiber element, soluble in ethanol, insoluble in other organic solvents. Cellulose fiber of dyeing, dye devoured the gender is good, the temperature in the 80-100 ºC, affinity is the largest. Discharge sex is very good. Widely used in viscose fiber dyeing, also used in viscose/PVA blends, cotton, and the carpet of dyeing and printing. Also used in leather, paper, soap, cheese, protein and formaldehyde resin color.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4	4-5	5	2		2
AATCC	2	4	4-5	1-2		2