Direct Blue 71 Direct Fast Blue B2rl for Carpet/Paper/Leather

• Customization: Available
• Colour: Blue
• Appearance: Powder
• Model NO.: direct blue 71
• Application Material: Cotton
• Name: Direct Blue 71
• Content: 100%
• C.I.No.: 34140
• Delivery: 15 Days
• Application: Textile,Carpet,Cotton
• Transport Package: 25kg/Drum, Carton
• Specification: 100%
• Trademark: EMPEROR
• Origin: China
• HS Code: 32041400
• Production Capacity: 80000mt/Year

Product Description

Product Name: Direct Blue 71
C.I. No.: 34140
CAS No.: 4399-55-7
Molecular Formula:C40H23N7Na4O13S4
Molecular Weight: 1029.87
Relatived Names:
Ambidirect Blue R; Bitafast Blue GLL; Blue 2-RL; Blue B2R 100%;Chrochem Direct Blue BRR; Direct Blue B2RL; Direct Blue FFC;Direct Blue GLL; Direct Fast Blue B2R; Direct Fast Blue B3RL;Direct Light Blue FRL
Shade: dark blue. Blue gray powder. Soluble in water for blue
 
Direct Blue 71 Physical Properties and light fastness, solubility.

Direct Blue 71
Density	1.31
Dyeing Depth %	2
Light Fastness	5-6
Washing Fatness	3-4
Rubbing Fastness(dry)	4
Rubbing Fastness(wet)	2-3

 
Direct Blue 71 application: 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.