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Reactive Brown 21

Name:C.I.Reactive Brown 21

Molecular Structure: Single azo class

Molecular Formula:

Molecular Weight:

CAS Registry Number:154999-66-3

Manufacturing Methods :

Properties and Applications:   Red light brown. Dark brown powder, in the water solubility of 80 g/L. Can be used for cotton, hemp, silk, viscose fabric disseminated, knot dyeing, roll the dye and continuous rolling dye, suitable for two-phase printing.

Standard  Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 5 5 5 5(70℃) 5

List of Suppliers:

Reactive Brown KN-BRS

Sumifix Dark Brown BR ( Sumitomo Chemical Co. Ltd )


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