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 |
Direct Blue 151 application: Mainly used for cotton, linen, rayon and other cellulose fibers, rayon / brocade fabric dyeing, leather and paper pulp can also be used for coloring.
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