N'ihi mmụba ọnụahịa nke aniline akụrụngwa, ọnụ ahịa nke Solvent Black 5 na Solvent Black 7 abawanyela nke ukwuu, na ọkọnọ nke ha adịkwaghị.
Ke adianade do, price nke akụrụngwa H acid bilie.N'ihi ya, ọnụahịa nke Dissperse Black EXSF na Dissperse Black ECO bilitere ntakịrị site na ọkara otu ọnwa gara aga.