Acid Orange 74 is primarily used as a dye in the textile industry for coloring synthetic fibers such as nylon and polyester. It provides vibrant orange shades with good colorfastness, making it suitable for applications requiring long-lasting and bright colors. Additionally, it is utilized in the dyeing of leather products, offering a durable and attractive finish. In some cases, it is also employed in the paper industry for coloring paper products. Its ability to bond effectively with materials ensures consistent and reliable results in various industrial applications.