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Acid Black 241

Name:C.I.Acid Black 241,C.I.30024

Molecular Structure: trisazo class

C.I.Acid Black 241,C.I.30024,CAS 84170-03-6,750.63,C28H20N10Na2O9S2,Black FS

C.I.Acid Black 241,C.I.30024,CAS 84170-03-6,750.63,C28H20N10Na2O9S2,Black FS

Molecular Formula:C28H20N10Na2O9S2

Molecular Weight: 750.63

CAS Registry Number:84170-03-6

Manufacturing Methods : 4-Nitrobenzenamine diazo, in acid conditions coupled with 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid, N-(4-aminophenyl)acetamide diazo, in alkaline conditions and the above the products of coupling, hydrolysis acetyl groups, again diazo,and Benzene-1,3-diamine coupled .

Properties and Applications: black. Mainly used for leather color.

Standard(leather) Light Fastness Soaping Persperation Fastness(Alkali) Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3-4 4-5 2-3

List of Suppliers:

Coriamin Black FS( Ciech SA )

Coriamine Black FS( Ciech SA )


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