Erythrosine

**Definition:** A tetraiodofluorescein used as a red coloring in some foods (cherries, fish), as a disclosure of DENTAL PLAQUE, and as a stain of some cell types. It has structural similarity to THYROXINE.

**Tree numbers:** - D02.455.426.779.347.350 - D03.633.300.953.275.350 - D04.711.347.350

**Synonyms:** - Erythrosine B - Erythrosin B - Erythrosin - 2',4',5',7'-Tetraiodofluorescein - FD & C Red No. 3 - FDC Red No. 3 - F D & C #3