dye|World dye variety

Name:C.I.Acid Black 82,C.I.20265

Molecular Structure: Double azo,Metal Complexes

C.I.Acid Black 82,C.I.20265,CAS 6408-06-6,581.88,C22H13ClN5NaO9S,Black MB,Grey MFSG,Black CG,Grey CG

Molecular Formula:C₂₂H₁₃ClN₅NaO₉S

Molecular Weight: 581.88

CAS Registry Number:6408-06-6

Manufacturing Methods : 4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, in alkaline conditions Coupled with resorcinol, 2-Amino-4-chlorophenol diazo, in alkaline conditions and formation of single accidentally coupled nitrogen compounds, then with formic acid chromium common heating, in 100 ℃ to keep four hours, make its formed chromium complex.

Properties and Applications: black.

List of Suppliers:

Acid Black ( Cosmonaut. Chemicals )

Lecotan Black MB ( Jinwoong Industrial Co Ltd )

Lecotan Grey MFSG ( Jinwoong Industrial Co Ltd )

Wofanil Black CG (CBW Chemie GmbH Bitterfeld-Wolfen)

Wofanil Grey CG(CBW Chemie GmbH Bitterfeld-Wolfen)