coal-tar dye

coal-tar dye

[′kōl ‚tär ‚dī]
(organic chemistry)
Dye made from a coal-tar hydrocarbon or a derivative such as benzene, toluene, xylene, naphthalene, or aniline.
References in periodicals archive ?
Coal-tar dyes have also been found to cause cancer in laboratory animals, yet no warning is required for these.
By 1900, it was 6,360, and by 1913, 9,200, making it perhaps the largest chemical company in the world, producing 24 percent of the world's coal-tar dyes (96).