Used primarily in the dye industry for coloring textiles and fabrics due to its vibrant pigment properties. It serves as an intermediate in the synthesis of various organic compounds, including pharmaceuticals and agrochemicals. In biological research, it is employed as a staining agent to visualize cellular components under microscopy. Additionally, it exhibits antimicrobial properties, making it useful in the development of disinfectants and preservatives. Its role in redox reactions also makes it valuable in electrochemical studies and as a catalyst in certain chemical processes.