Pyrex® Class A Low-Actinic Volumetric Flask, Pyrex® ST Stopper, Capacity 250 mL, Corning (CAT#: STEM-L-2242-LKN)

These flasks from Corning are made of low-actinic stained glass which provides protection for materials sensitive to light. The protective color is an integral part of flask, retaining mechanical strength, chemical stability, and thermal resistance of Pyrex brand labware.
Available sizes: 10 mL, 25 mL, 50 mL, 100 mL, 200 mL, 250 mL, 500 mL, 1,000 mL, 2,000 mL.

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