Pyrex Borosilicate Glass 100ml Volumetric Flask with Glass Stopper - Heavy Duty Class A Lab Glassware for Chemistry Experiments, 6-Pack | Ideal for Laboratories, Schools & Scientific Research

These 100mL PYREX EZ Access wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable No. 16 Standard Taper PYREX® ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent.