Introducing the Kimble/Kontes KIMAX Brand Volumetric Flask, a must-have for any laboratory! This Class A flask features a 500 mL capacity and comes with a durable ST glass stopper to ensure a secure seal. The distinctive red stripe on the neck provides easy identification of the flask's volume. Crafted from high-quality glass, it guarantees precision and reliability for all your measurements. Perfect for chemistry experiments, this pack is an essential addition to your lab equipment. Elevate your scientific endeavors with this trusted volumetric flask!