It is made from high-quality amber Boro 3.3 glass, offering excellent chemical resistance and thermal stability. This flask is Class A certified, ensuring high accuracy for precise liquid measurements. The NS 29/32 neck size ensures compatibility with a wide range of laboratory glassware. It features a PE stopper for secure sealing and a white scale for easy visibility of measurements. Batch certification ensures traceability, making this flask ideal for large-volume applications in laboratories, research, and educational settings that require reliable and accurate liquid handling.