Volumetric Flask Class A Wm Glass Stopper 50 ml, Pack of 6

Details:

Durable, Machine-Blown Body. Heavy Beaded Tubing Neck. Feature A Wider Mouth Than Standard Volumetric Flasks For Easy Filling. Flasks Feature A Sharp Graduation Line And Large White Block Letters. A Ground Glass Stopper Is Included. Meets Class A Specifications Per ASTM E288