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Acid Black 232

Name:C.I.Acid Black 232,C.I.30334

Molecular Structure: trisazo class

C.I.Acid Black 232,C.I.30334,838.82,C38H32N8Na2O8S2,Acid Black BRL,Acid Black BRS

C.I.Acid Black 232,C.I.30334,838.82,C38H32N8Na2O8S2,Acid Black BRL,Acid Black BRS

Molecular Formula:C38H32N8Na2O8S2

Molecular Weight: 838.82

CAS Registry Number:

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, aniline diazo, in alkaline conditions and the above the products of coupling, and 3-(Diethylamino)phenol coupling.

Properties and Applications: black. Mainly used for the polyamide fiber dyeing and printing

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

List of Suppliers:

Apollo Acid Black BRL( Taiheung Corp )

Daedo Acid Black BRS( Daedo Industrial Co. Ltd. )

Rifa Acid Black BRL(Rifa Industrial Co Ltd)


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