Chemicals and substances that impart color including soluble dyes and insoluble pigments. They are used in INKS; PAINTS; and as INDICATORS AND REAGENTS.
Chemicals and substances that impart color including soluble dyes and insoluble pigments. They are used in INKS; PAINTS; and as INDICATORS AND REAGENTS.
Coloring agents that are soluble, in contrast to pigments that are particulate. Dyes can also be used as therapeutic agents and test reagents in medicine and scientific research.