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Direct Black 199

Name:C.I.Direct Black 199,C.I.33640

Molecular Structure: trisazo class

C.I.Direct Black 199,C.I.33640,900.76,C34H23N8Na3O12S3,Sakoderm Black Z

C.I.Direct Black 199,C.I.33640,900.76,C34H23N8Na3O12S3,Sakoderm Black Z

Molecular Formula:C34H23N8Na3O12S3

Molecular Weight: 900.76

CAS Registry Number:

Manufacturing Methods : 5-Amino-2-(4-aminophenylamino)benzenesulfonic acid double nitriding, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1-sulfonic acid coupling, 2-Aminobenzenesulfonic acid diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1-sulfonic acid group of adjacent a coupling, and then and Resorcinol coupling.

Properties and Applications: black.

List of Suppliers:

Sakoderm Black Z( Sivashdky Dye Plant )


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