colorante

a substance used as a coating to protect or decorate a surface (especially a mixture of pigment suspended in a liquid); dries to form a hard coating

a substance used to treat leather or other materials before dyeing; aids in dyeing process

a usually soluble substance for staining or coloring e.g. fabrics or hair

dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.)

any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms

a blue dye obtained from plants or made synthetically

a water-soluble brownish-yellow pigment made by boiling wood soot

a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed)

any pigment producing the orange color

a poisonous white pigment that contains lead