Kimble® Kontes® Class A Heavy Wall Wide Mouth Volumetric Flask with Mixing Bulb and [ST] Stopper

These heavy wall wide mouth volumetric flasks come with a mixing bulb and a standard taper stopper. The heavy wall design provides added durability. Wide mouth allows easy access into the flask for applications such as dissolving tablets and other solids. Mixing bulb in neck accommodates approximately one tenth of the flask's total volume. Pennyhead stopper included.