[Results of the product examination of coal-tar dyes and coal-tar aluminum lakes from April in 1974 till March in 1975 (on the product examination of coal-tar dyes. XIV) (author's transl)].
D003033:Coal Tar / Q000032:analysis*; D005504:Food Analysis; D005505:Food Coloring Agents / Q000032:analysis*
D005505:Food Coloring Agents; D003033:Coal Tar