Product Name: Direct Copper Blue 2B C.I. No.: Direct Blue 151 CAS No.: 110735-25-6 Chemical Formula: C34H25N5Na2O10S2 Molecular Weight: 773.69 H.S Code: 32041400 Testing report:
Testing Items
Standard Indicator
Testing Result
Apprearance
Blue Black Powder
Blue Black Powder
Color Shade :
Similar to standard
Similar to standard
Content (%):
1003
100%
Moisture (%):
0.3
0.20
Insolubles (%):
0.3
0.20
Conclusion:
Qualified
Application: 1.Mainly used for cotton and viscose fiber dyeing, excellent leveling migration property; 2.Also used for natural silk, Nylon and blended fabric dyeing. 3.They are widely used in leather, silk, wool and paper dyeing.
　
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