Direct Blue 151(TDS)

Application and parameters of Direct Blue 151

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Direct Blue 151

Direct Copper Blue 2B
Direct Blue Light Fast R
Copper Blue 2R

CAS NO: 110735-25-6

CI.NO: 24175

Molecular Formula:C34H25N5Na2O10S2
Molecular Weight: 773.7
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 and Chemical properties

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.


20 or 25kg/compound bag, carton box, iron drum, fiber durm for powder dye and 1000kg/tank for liquid dye

Direct Blue 151 Material Safety Data Sheet (MSDS)

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