Pyrex® Heavy Wall Graduated Filtering Flask, with Tubulation, 10 mm O.D. Hose-Connection, Capacity 250 mL, Corning (CAT#: STEM-L-2005-LKN)

These flasks are blown in special molds designed to give maximum mechanical strength. The neck finish affords an excellent fit for rubber stoppers. With sidearm tabulations. Graduated with approximate capacity. Flasks with capacity 250 mL, 500 mL, 1,000 mL, 2,000 mL, and 4,000 mL are available.

Material: borosilicate glass
Sterility: non-sterile
Stopper size: 6
Volume measuring range: 75-250 mL
Capacity: 250 mL

Closure type Rubber stopper.
Flat bottom, narrow-mouth.