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Reactive Blue 20

Name:C.I.Reactive Blue 20

Molecular Structure: Single azo,Metal Complexes

C.I.Reactive Blue 20,CAS 12225-40-0,735.59,C20H16N3Na3O15S4,Reactive navy Blue KN-BP

C.I.Reactive Blue 20,CAS 12225-40-0,735.59,C20H16N3Na3O15S4,Reactive navy Blue KN-BP

Molecular Formula:C20H16N3Na3O15S4

Molecular Weight: 735.59

CAS Registry Number:12225-40-0

Manufacturing Methods : 2-Amino-4-((2-(sulfooxy)ethyl)sulfonyl)phenol diazo, and 4-Acetamido-5-hydroxynaphthalene-2,7-disulfonic acid coupling, and sulfuric acid chromium and sodium acetate complexation, then salting-out.

Properties and Applications: navy blue. Used for cotton, wool, silk, hemp and viscose fiber dyeing and can be white.

Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 4-5 5 4-5(75℃) 5

List of Suppliers:

Reactive navy Blue KN-BP

Remazol Navy Blue RD( Hoechst A G )


One Response to “Reactive Blue 20”

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