DURAN® Flat Flange Round Bottom Flask, Flange With Groove, DN 120, 5000 mL, DWK Life Science (CAT#: STEM-FB-1423-LC)

DURAN® Flat Flange Round Bottom Flask manufactured by DWK Life Science is made from 3.3 expansion borosilicate glass. The flange on the flask has a groove into which a silicone (VMQ) or FEP sealing ring can be inserted to ensure a tight flange seal. Their geometry and heavy wall thickness make these suitable for use under positive pressure and vacuum.

Capacity (mL): 5000
Height h (mm): 270
Flange OD (mm): 158
Vessel d (mm): 223
Quantity: 1

Wide neck opening for easy access to the flask contents
Pressure and vacuum resistant due to the geometry and heavy wall thickness
Fired-on, highly durable white print