dye|World dye variety

Name:C.I.Acid Black 168,C.I.5711:1

Molecular Structure: Single azo,Metal Complexes

C.I.Acid Black 168,C.I.5711:1,CAS 12238-87-8,461.38,C20H12N3NaO7S,Fast Grey BRL,Acid Black NM-5BRL,Neutral Black BL,Neutral Black M-BL,Neutral Complex Black BL

Molecular Formula:C₂₀H₁₂N₃NaO₇S

Molecular Weight: 461.38

CAS Registry Number:12238-87-8

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

Properties and Applications: black. Black powder, its water solution is blue. Used for wool, silk, tussah, polyamide, Polyvinyl alcohol, peacekeeping/cotton, wool/stick blended fabric dyeing and printing. But with the direct dyes with bath dyeing. Can also be used for leather dyeing.

List of Suppliers:

Acid Black NM-5BRL,Neutral Black BL,Neutral Black M-BL,Neutral Complex Black BL

Qingdao Double Peach Specialty Chemicals (Group) Co., Ltd.,

Shandong Qing Shun Chemical Co., Ltd.

Hangzhou Xiasha Hengsheng (Sunshine) Chemicals Co.,Ltd.

Shangyu Guangming Chemical Co.,Ltd.

Sella Fast Grey BRL( Geigy Co. Ltd )