Used extensively in the textile industry for dyeing cotton, silk, and wool fabrics, it provides vibrant red shades with good colorfastness. It is also employed in paper coloring and leather dyeing due to its strong affinity for these materials. In biological staining, it aids in microscopic examination by highlighting specific cellular structures. Additionally, it finds use in the ink industry for producing colored inks with high stability and intensity. Its application in research includes acting as a tracer or marker in various scientific experiments.