Widely used in textile dyeing, especially for cotton, rayon, and other cellulosic fibers, providing deep black shades with good color fastness. Commonly applied in the production of black fabrics for apparel, home textiles, and industrial materials. Suitable for batch and continuous dyeing methods. Often used in combination with other dyes to achieve specific tone adjustments or in mixture with fixatives to enhance wash and light fastness. Also found in printing pastes for fabric printing processes.