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Reactive Blue 256

Name:C.I.Reactive Blue 256,C.I.25075

Molecular Structure: Double azo class

C.I.Reactive Blue 256,C.I.25075,1306.86,C38H22Cl2N15Na5O17S5,Reactive Blue MEB

C.I.Reactive Blue 256,C.I.25075,1306.86,C38H22Cl2N15Na5O17S5,Reactive Blue MEB

Molecular Formula:C38H22Cl2N15Na5O17S5

Molecular Weight: 1306.86

CAS Registry Number:

Manufacturing Methods : 5-Amino-2-(4-aminophenylamino)benzenesulfonic acid double nitriding, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid(2 Moore) coupling, and then and 2,4,6-Trichloro-1,3,5-triazine  (2 Moore) condensation and four.

Properties and Applications: Navy blue

Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 3-4 2 4 4-5 4-5 4-5(40℃) 5(40℃)

List of Suppliers:

Reactive Blue MEB( Colorom SA )


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