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You Searched For: Round Bottom Flasks

Specifically shaped for uniform heat distribution, the round bottom flasks are used for distillation, chemical reactions, heating liquid sample, and storage demands. Manufactured from resistant glass, the spherical containers will spread encountered stress evenly across surfaces to prevent fracturing. Built with temperature resistance, the glassware is an essential piece in reflux set-ups. Primarily used for chemical and biochemical research, the round bottom flasks have short or long neck options.

Specifically shaped for uniform heat distribution, the round bottom flasks are used for distillation, chemical reactions, heating liquid sample, and storage demands. Manufactured from resistant glass, the spherical containers will spread encountered stress evenly across surfaces to prevent fracturing. Built with temperature resistance, the glassware is an essential piece in reflux set-ups. Primarily used for chemical and biochemical research, the round bottom flasks have short or long neck options.


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Product Image-89074-904

Flask, Pear Shaped, Microscale, Single Neck, Ace Glass Incorporated

Supplier: Ace Glass
Description: Microscale, pear-shaped, single-neck flask

Small Business Enterprise Product available on GSA Advantage®

Product Image-89054-864

Spherical Reaction Flask with KF Plane Flange, Ace Glass Incorporated

Catalog Number: (89054-864)
Supplier: Ace Glass
Description: Spherical reaction flask with flat, ground KF flange and bottom outlet. Supplied with capacity reference graduations. Side sample port is angled at 45° (Duran style flange 2.5" in diameter). Main flange opening uses 89055-274 clamp and 89055-286 gasket. Each flask is supplied with one CAPFE (PTFE encapsulated silicone) o-ring for side port. All have 60 mm Angled Access Port, and Bottom Outlet.

Small Business Enterprise Product available on GSA Advantage®


Product Image-89097-400

KIMAX® KimCote® Round-Bottom Boiling Flasks, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)
Description: Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.

Product Image-89075-416

Instatherm® Flask, Two Necks, Round Bottom, Ace Glass Incorporated

Supplier: Ace Glass
Description: Distilling round-bottom flask coated with Ace Instatherm®

Small Business Enterprise Product available on GSA Advantage®

Product Image-89075-422

Instatherm® Round Bottom Flasks with Three Necks, Ace Glass Incorporated

Supplier: Ace Glass
Description: Distilling round-bottom flask coated with Ace Instatherm®.

Small Business Enterprise Product available on GSA Advantage®

Product Image-29121-163

PYREX® Round-Bottom Boiling Flasks, Long Neck, Corning

Supplier: Corning
Description: Flasks have tooled mouths for uniform stopper fit and carefully controlled wall thicknesses to maintain proper balance between thermal expansion and mechanical strength for optimal shock resistance

Certificates Environmentally Preferable

Product Image-60002-238

Synthware Flat-Bottom Flasks, Kemtech America

Supplier: Kemtech America
Description: Single-neck, flat-bottom flasks with an outer joint.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-80068-888

Flasks, Heavy Wall, Round Bottom, Single Neck With Hooks, Chemglass

Supplier: Chemglass
Description: Round bottom, heavy wall single short neck flask with a standard taper outer joint.

Small Business Enterprise

Product Image-80069-828

Flasks, Heavy Wall, Round Bottom, 4-Necks, Chemglass

Supplier: Chemglass
Description: Flasks feature a round bottom.

Small Business Enterprise

Product Image-80069-102

Round-Bottom Boiling Flasks, Thermowell, Heavy Wall, Chemglass

Supplier: Chemglass
Description: Heavy wall flasks with a round bottom, a [ST] 24/40 outer joint, and a side well to accept a thermometer

Small Business Enterprise

Product Image-75875-490

Quartz Boiling Flask, Technical Glass Products

Supplier: Technical Glass Products
Description: Fused Quartz consists of high-purity Silica (SiO2) with a purity level of 99.998%

Product Image-60002-864

Synthware Four-Neck Round-Bottom Flasks, Angled, Kemtech America

Supplier: Kemtech America
Description: Heavy wall design.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-80069-692

Flasks, Heavy Wall, Round Bottom, 3-Necks, Morton Type, Chemglass

Supplier: Chemglass
Description: Flasks feature a round bottom.

Small Business Enterprise

Product Image-60002-950

Synthware Four-Neck Round-Bottom Flasks with Threaded Side Arm, Kemtech America

Supplier: Kemtech America
Description: Round bottom, four-neck flask with outer [ST] joints and a thermometer joint.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-60002-396

Synthware Round-Bottom Flasks with Hooks, Kemtech America

Supplier: Kemtech America
Description: Heavy wall design.

Small Business Enterprise Minority or Woman-Owned Business Enterprise

Product Image-80068-828

Round-Bottom Boiling Flasks, Heavy Wall, Chemglass

Supplier: Chemglass
Description: These round-bottom flasks feature heavy wall construction, short necks, and [ST] outer joints.

Small Business Enterprise

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at Regulatory_Affairs@vwr.com
-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
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The original product is no longer available. The replacement shown is available.
This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at 1-800-932-5000.
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