Brilliant Yellow is widely used as a dye in various industries due to its vibrant and stable color properties. It is commonly applied in the textile industry for dyeing fabrics, providing bright and long-lasting yellow hues. In biological and chemical research, it serves as a pH indicator, changing color in response to varying pH levels, making it useful in laboratory experiments and analyses. Additionally, it is utilized in the food industry as a coloring agent for certain products, enhancing their visual appeal. Its ability to bind with proteins and other molecules also makes it valuable in staining techniques for microscopy and diagnostic applications.