The product titled ‘Immersion Oil, 50 – XU10319’ is a high-quality immersion oil used in microscopy to enhance the resolution of the image. This oil is specifically designed to match the refractive index of glass and optical lenses, allowing for clearer and more detailed viewing of specimens. The product comes in a quantity of 50. Please note that immersion oil should only be used with high-power objectives designed for oil immersion.