Pigments and Dyes are coloring materials that are usable in coloring other materials.
It can be said that colourants are the materials used for coloring other substances or materials in various sectors. These materials are classified into two categories dyes and pigments. Pigments are solid materials available as tiny particles that are insoluble in water in which they are dispersed. Whereas, dyes are coloured substances that are dissolved in solutions to give them a coloured appearance. Visit - What are Dyes and Pigments ?
