The Sibata Class A Volumetric Flask features machine-blown body and heavy-beaded, heavy-tubing neck that is tooled for a snap-cap fit.

The Sibata Glass Stopper is lightweight yet very strong to reduce chipping and breakage. It meets ASTM E-675 specifications.

The Sibata Class A Volumetric Flask with ground glass stopper features machine-blown body and heavy-beaded, heavy-tubing neck that is tooled for standard taper glass stopper.

SIBATA Class A, to contain, volumetric flasks meet ASTM E-288 Class A Specifications & USP Standards for volumetric glassware. These flasks feature machine-blown bodies and heavy-beaded, heavy-tubing necks which are tooled for standard taper stoppers. The graduation line is sharp and permanent;…

The Erlenmeyer Flask features heavy-duty rim to reduce chipping, white permanent graduations, and marking squares. It is made from high-quality borosilicate tubing with a low coefficient of expansion.