VWR® Volumetric Flasks with Glass Stoppers, Class B

Flasks feature a permanent graduation line and large marking area, and necks are tooled to fit the included glass stoppers.

• Borosilicate glass fabrication
• Large marking area
• Glass stopper included

With tolerances twice those specified for Class A glassware, these Class B borosilicate volumetric flasks are a great value.