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Reactive Brown 9(CAS :12225-66-0)

Reactive Brown 9

Name:C.I.Reactive Brown 9

Molecular Structure: Single azo,Metal Complexes

C.I.Reactive Brown 9

Crimson K-RB,Reactive Red Brown K-B3R,Reactive Red Brown KM-B3R

Molecular Formula:C28H20ClN7Na2O12S3

Molecular Weight: 824.13

CAS Registry Number:12225-66-0

 

Properties and Applications: Claret . Palm black powder. The strong sulfuric acid for black purple, diluted into purple, accompanied by precipitation; Nitric acid in the red for sauce, diluted for sauce is still red. The dye water solution is red sauce, add 1 Moore sodium hydroxide is still red sauce, continue to join insurance powder by shallow warm red to colorless; Add a boric acid sodium can’t restore the original colour and lustre. Can be used for cotton, viscose and various methods of silk dyeing and printing directly.

 

Standard

 

Light Fastness

Oxygen bleaching

Persperation Fastness

Soaping

Fading

Stain

Fading

Stain

Fading

Stain

ISO

4-5

5

4-5

4-5

3-4

4-5

(100)

4-5

 

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