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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-89074-922

Flask, Two Neck, Pear-Shaped, Microscale, Ace Glass Incorporated

Catalog Number: (89074-922)
Supplier: Ace Glass
Description: These microscale, pear-shaped flasks have joints that are a combination cap, thread and [ST] joint to accommodate and seal other microscale apparatus

Product available on GSA Advantage® Small Business Enterprise


Product Image-KT747520-1020

KIMBLE® MICROFLEX™ Long Neck Threaded Boiling Flasks, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)
Description: These long neck threaded boiling flasks are used as an accessory for Microscale MICROFLEX™ threaded kits.

Product Image-89055-412

Reaction Flasks, Spherical, Ace Glass

Catalog Number: (89055-412)
Supplier: Ace Glass
Description: Rugged spherical reaction flasks with Duran flat flange and O-ring groove are for use with quick release clamps (sold separately).

Product available on GSA Advantage® Small Business Enterprise


Product Image-83008-580

VITLAB® Round-Bottom Evaporating Flasks, PFA, BrandTech

Supplier: Brandtech
Description: Ideal for use in rotary evaporators and in the distillation of high-purity solvents for trace analysis.

Product Image-60002-286

Synthware Round-Bottom Flasks, Single-Neck, Kemtech America

Supplier: Kemtech America
Description: Heavy wall design.

Minority or Woman-Owned Business Enterprise Small Business Enterprise

Product Image-470331-962

Eisco LabGlass® Boiling Flasks, Round Bottom, Narrow Neck

Supplier: Wards
Description: High quality round bottom boiling flasks with a narrow neck design.

Product Image-80068-774

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

Product Image-80069-624

Round-Bottom Boiling Flasks with Three Angled Necks, Heavy Wall, Chemglass

Supplier: Chemglass
Description: These round-bottom, heavy wall, three-neck flasks have [ST] outer joints on the center neck and 20°-angled side necks

Small Business Enterprise

Product Image-470331-992

Eisco LabGlass® Boiling Flasks, Round Bottom, Interchangable Joint

Supplier: Wards
Description: High quality round bottom boiling flasks with ground, interchangable joint.

Product Image-80069-178

Round-Bottom Boiling Flasks with Two Necks, Heavy Wall, Chemglass

Supplier: Chemglass
Description: Round bottom, heavy wall, two-neck flask with [ST] outer joints on both the center neck and 20°-angled side neck

Small Business Enterprise

Product Image-60002-540

Synthware Single-Neck Flasks, Pear-Shaped, Kemtech America

Supplier: Kemtech America
Description: Heavy wall design.

Minority or Woman-Owned Business Enterprise Small Business Enterprise

Product Image-60002-726

Synthware Round-Bottom Flasks with Three Necks, Angled

Supplier: Kemtech America
Description: Round bottom with [ST] joints.

Minority or Woman-Owned Business Enterprise Small Business Enterprise

Product Image-80068-816

Flasks, Heavy Wall, Round Bottom, Single Neck, 2 to 20 L, Chemglass

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

Small Business Enterprise

Product Image-80069-668

Round-Bottom Boiling Flasks with Three Vertical Necks, Heavy Wall, Chemglass

Supplier: Chemglass
Description: These round-bottom, heavy wall, three-neck flasks have [ST] outer joints on the center neck and vertical side necks.

Small Business Enterprise

Product Image-80070-222

Pear-Shaped Boiling Flasks, Heavy Wall, Chemglass

Supplier: Chemglass
Description: Pear shape, heavy wall flask with a [ST] outer joint.

Small Business Enterprise

Product Image-76532-000

Boiling Flasks, Round Bottom, Ground Glass Joints, Borosilicate Glass, United Scientific Supplies

Supplier: United Scientific Supplies
Description: Round-bottom boiling flasks with ground glass joints (24/40).

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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.
To process your orders without delay, please provide the required business documentation to purchase this product.

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  • City or County issued Business License
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  • Any other ID issued by the State that includes the business name & address

* ATTN: California Customers may require additional documentation as part of the CA Health & Safety Code. Products that fall under this regulation will be placed on a mandatory 21-day hold after documentation is received. VWR will not lift restrictions for residential shipping addresses.

-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organization. Please contact your purchasing department for more information.
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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