Product Name: Direct Blue 151
C.I. No.: 24175
CAS No.: 110735-25-6
Molecular Formula:C34H25N5Na2O10S2
Molecular Weight: 773.7
Relatived Names:
Copper Blue 2R,Direct Blue Light Fast R,Direct Copper Blue 2B.
Shade: Red light blue. Blue-black powder. Soluble in water for blue purple or purple solution, and adequate soluble in ethanol for red light purple.
Direct Blue 151 Physical Properties and light fastness, solubility.
| Direct Blue 151 | |
| Density | 1.60 |
| Dyeing Depth % | 2 |
| Light Fastness | 2-3 |
| Washing Fatness | 4 |
| Rubbing Fastness(dry) | 4-5 |
| Rubbing Fastness(wet) | 2-3 |
Mainly used for cotton, linen, rayon and other cellulose fibers, rayon / brocade fabric dyeing, leather and paper pulp can also be used for coloring.
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.
