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Acid Black 194(CAS 61931-02-0)

Acid Black 194

Name:C.I.Acid Black 194

Molecular Structure: Single azo,calcium complex

 

C.I.Acid Black 194,CAS 61931-02-0,461.38,C20H12N3NaO7S,Acid Black L-DN,Acid Black M-SDL,Acid Black MS-RL,Neutral Black 2S-BL,Neutral Black M-SDL,Neutral Black M-SRL,Neutral Complex Black MSRL

Molecular Formula:C20H12N3NaO7S

Molecular Weight: 461.38

CAS Registry Number:61931-02-0

Manufacturing Methods :  4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, and Naphthalen-2-ol coupling, and then translate into 1:2 chromium complex.

Properties and Applications: ash to red and black. Dark brown powder, soluble in water. Used for wool, polyamide fiber, silk and their blended fabric dyeing and printing. Nylon fabric in good dye deep performance. Also can be used for leather color.

Standard

Light Fastness

Soaping

Persperation Fastness

Oxygen bleaching

Fastness to seawater

Fading

Stain

Fading

Stain

Fading

Stain

ISO

5

3-4

4-5

4-5

  

4-5

 

 

 

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