Corning 2L Volumetric Flask A /PE Stopper - 5642-2L

Corning Inc. - 2L Class A Volumetric Flask with Polyethylene Standard Taper Stopper. 2L Class A PYREX volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 27 Standard Taper