Erythrosine

Erythrosine  is a high-purity red synthetic dye classified as a tetraiodofluorescein salt, commonly used as a colorant in food, cosmetics, pharmaceuticals, and industrial applications. It is a water-soluble, dark red to reddish-brown powder with excellent tinting strength and brightness. Erythrosine is valued for its vivid red color, good stability under normal conditions, and compatibility with a variety of formulation systems. It is widely used to impart red hues in candies, beverages, cosmetics, and diagnostic reagents.