High-quality 500ml round bottom glass flask made from durable, heat-resistant borosilicate glass. The flask features a smooth spherical body with a narrow neck for controlled heating and mixing applications. Clear graduation marking (500ml) is printed for easy volume identification. The flask shown contains a blue liquid for demonstration purposes and highlights its excellent transparency and clarity. Precise dimension markings (Height: 17 cm / 6.7 inch, Diameter: 10 cm / 4 inch) are displayed, making it ideal for laboratory use, educational experiments, chemical reactions, and industrial applications.