Is 2,2'-[[4-[(4-aminophenyl)azo]phenyl]imino]bisethanol vegan?

Disperse Black 9 is also known as 2,2'-[[4-[(4-aminophenyl)azo]phenyl]imino]bisethanol.

Disperse Black 9 is a synthetic azo disperse dye used to color textiles and hair. It is manufactured chemically and is not of animal or plant origin.

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