It is made from clear Boro 3.3 glass, offering excellent durability and resistance to chemicals and temperature changes. This Class A volumetric flask features a trapezoidal design, ensuring precise and stable volume measurement. With an NS 10/19 neck, it is compatible with standard laboratory glassware. The PE stopper provides a secure seal, while the blue scale enables clear and accurate readings. Batch identification ensures traceability, and the flask comes in a pack of 2 for added convenience and value in laboratory settings.