food coloring

(redirected from Coloring matter)
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ThesaurusAntonymsRelated WordsSynonymsLegend: coloring - a digestible substance used to give color to foodfood coloring - a digestible substance used to give color to food; "food color made from vegetable dyes"
food product, foodstuff - a substance that can be used or prepared for use as food
References in classic literature ?
The soil of this immense region is strongly impregnated with sulphur, copperas, alum, and glauber salts; its various earths impart a deep tinge to the streams which drain it, and these, with the crumbling of the banks along the Missouri, give to the waters of that river much of the coloring matter with which they are clouded.
In the process, the green coloring matter (chlorophyll) fades away, and the underlying colors are exposed.
Uncertainty about the chemical nature of the coloring matter of the blood led Lecanu to devise fresh experiments on globuline in which he confirmed the presence of iron.
Taisei Chemical Industries has been granted a patent for a process for producing a colorant comprised of a hydrophobic coloring matter substance, an amphoteric electrolyte and water.
The description of "subsequently blackened henna" is vague and lacks explanation of the chemical reaction that the natural red coloring matter Lawson undergoes under alkaline conditions (pp.