Direct Blue 151 Direct Copper Blue 2r for Paper

Product Description

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.
for more infromation, please check our website, enochdye.en.made-in-china.com

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