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Acid Violet 90(CAS 6408-29-3)

Acid Violet 90

Name:C.I.Acid Violet 90,C.I.18762

Molecular Structure: Single azo,Metal Complexes

 

C.I.Acid Violet 90,C.I.18762,CAS 6408-29-3,446.41,C20H15C1N4NaO5S,Acid Bordeaux B,Bordeaux MB,Acid Rubine M-B

Molecular Formula:C20H15C1N4NaO5S

Molecular Weight: 446.41

CAS Registry Number:6408-29-3

Manufacturing Methods : 4-Amino-3-hydroxynaphthalene-1-sulfonic acid diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and then translate into 1:2 chromium complex.

Properties and Applications:  red light purple. Soluble in water for blue-ray red, soluble in ethanol for yellow light purple. The strong sulfuric acid blue light red, diluted in red. In water solution to join hydrochloric acid for orange, and a red precipitate; Add sodium hydroxide to red, red precipitate. Used for wool, polyamide fiber, silk dyeing, can be in wool, silk or viscose weaving direct printing, also used in leather dyeing.

Standard

Light Fastness

Soaping

Persperation Fastness

Oxygen bleaching

Fastness to seawater

Fading

Stain

Fading

Stain

Fading

Stain

ISO

6

2-3

4-5

4-5

    

 

 

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