Pyrex® Volumetric Flask with PTFE Stopper, Capacity 250 mL, Corning (CAT#: STEM-L-3913-LKN)

The strength of these flasks have been significantly increased through machine-blown bodies, which are sealed to heavy-tubing necks.

Available sizes: 10 mL, 25 mL, 50 mL, 100 mL, 200 mL, 250 mL, 500 mL, and 1,000 mL.

Material: borosilicate glass
Stopper size: 16
Sterility: non-sterile
Packaging: case of 12
Tol. measuring range: 0.12 mL
Capacity: 250 mL

Long neck.
Closure type Polytetrafluoroethylene (PTFE) stoppper.