Volumetric Flasks
Volumetric flasks for precise measurement in solution preparation and dilution are available at Avantor. Select models of borosilicate glass, nalgene, or other plastics that conform to Class A or Class B requirements. Amber and low actinic stained glass construction are available for light-senstive preparations. Select glass, polyethylene or PTFE stoppers, including penny head options; screw caps and snap caps are also offered. Choose from a variety of capacities, including micro flasks, with permanent color graduation lines. Purchase volumetric flasks individually or by the case.
VWR® Volumetric Flasks, Class B
Our new high-quality borosilicate volumetric flasks meet ASTM standards and are a great value.
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VWR® Volumetric Flasks
Our borosilicate flasks meet ASTM standards.
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VWR® Volumetric Flasks
These Class B borosilicate volumetric flasks feature capacity tolerances twice those specified for Class A volumetric ware.
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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.
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PYREX® Volumetric Flasks with [ST] Stopper
Made of PYREX® borosilicate glass.
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Volumetric Flask with Glass Stopper
These volumetric flasks are made of borosilicate glass.
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Eisco Glass Volumetric Flasks with Plastic Stopper, Class A
Class A volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and blue or white enamel markings.
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Eisco Glass Volumetric Flasks with Plastic Stopper, ASTM Class A
ASTM Class A volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and blue enamel markings.
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Eisco Glass Volumetric Flasks with Snap Cap, ASTM Class A
ASTM Class A Volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene snap cap, and blue or white enamel markings.
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Eisco Glass Volumetric Flasks, Class B
Class B volumetric flasks without stoppers are made from borosilicate 3.3 glass and feature a graduation mark, blue enamel markings, and beaded rims.
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Eisco Glass Volumetric Flasks with Plastic Stopper, Class B
Class B Volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and blue enamel markings.
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Eisco Glass Volumetric Flasks with Glass Stopper, ASTM Class A
ASTM Class A volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, solid glass pennyhead stopper, and blue or white enamel markings.
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Eisco Plastic Volumetric Flasks
Polypropylene volumetric flasks with single graduation line and screw caps.
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Eisco Glass Volumetric Flasks with Glass Stopper, ASTM Class B
ASTM Class B Volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, solid glass penny head stopper, and blue or white enamel markings.




