PYREX 10mL EZ Access™ Wide Mouth Volumetric Flask,

Corning These 10mL PYREX(r) 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. 13 Standard Taper PYREX(r) ground glass stopper. For replacement stoppers, see No. 7650. The graduation line is sharp and permanent. - COG