Used in histology and microbiology laboratories for staining biological samples, enabling visualization of cellular structures under a microscope. It provides a consistent green coloration that helps differentiate tissues and cells during diagnostic or research procedures. Commonly applied in bacterial spore staining and as a counterstain in various staining protocols. Its formulation ensures minimal background staining and high clarity, making it suitable for both manual and automated staining techniques. Stable and ready-to-use, it simplifies workflow in clinical and laboratory settings.