Reactive Red 24 is a multifunctional dye used in biological experiments to observe and analyze cell structures, track biomolecules, evaluate cell functions, distinguish cell types, detect biomolecules, study tissue pathology, and monitor microorganisms. Its applications span from basic scientific research to clinical diagnostics. Additionally, dyes like Reactive Red 24 are employed in traditional fields such as textile dyeing and emerging areas like functional textile processing, food pigments, and dye-sensitized solar cells.