You Searched For: Kjeldahl Flasks

VWR offers Kjeldahl flasks that feature round bottoms and long necks. Borosilicate glass construction and controlled wall thickness provide maximum chemical resistance while maintaining thermal shock protection. Flasks offer standard taper top joints. Select unfinished necks, tooled necks for tight stopper fit and breakage protection, or a threaded top style. A variety of capacities are offered, including micro models, and some options meet ASTM specifications. Kjeldahl flasks are offered by the case or in packs.

VWR offers Kjeldahl flasks that feature round bottoms and long necks. Borosilicate glass construction and controlled wall thickness provide maximum chemical resistance while maintaining thermal shock protection. Flasks offer standard taper top joints. Select unfinished necks, tooled necks for tight stopper fit and breakage protection, or a threaded top style. A variety of capacities are offered, including micro models, and some options meet ASTM specifications. Kjeldahl flasks are offered by the case or in packs.


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Supplier: Ace Glass
Description: This standard Kjeldahl style round bottom flask comes with a long neck and a reinforced standard taper top joint

Product available on GSA Advantage® Small Business Enterprise

Supplier: DWK Life Sciences (KIMBLE)
Description: Improved version of classic Schlenk tube

Supplier: DWK Life Sciences (KIMBLE)
Description: All flasks have reinforcing beads at the top
Supplier: Ace Glass
Description: These recovery/Kjeldahl shaped blanks have a single unfinished neck

Product available on GSA Advantage® Small Business Enterprise

Supplier: DWK Life Sciences (KIMBLE)
Description: This flask has a conventional round bottom shape with a tapered upper portion for easy recovery of reaction products.

Supplier: Wards
Description: Kjeldahl flasks with ground sockets made of borosilicate 3.3 glass.

Supplier: Wards
Description: Kjeldahl flasks with beaded rims made of borosilicate 3.3 glass.

Supplier: Corning
Description: PYREX® borosilicate glass, long neck.
Supplier: Chemglass
Description: Kjeldahl shape flask with a standard taper outer joint.

Small Business Enterprise

Supplier: CHEM SCIENCE INC CA
Description: Kjeldahl flasks with a standard taper joint.

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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.
You must log in to order restricted items. We request that you provide the required business documentation to purchase this product for the first time.

To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email CMD_NA@vwr.com or fax 484.881.5997 referencing your VWR account number . Acceptable forms of identification are:

  • issued document with your organization's Federal Tax ID Number
  • Government issued document with your organization's Resale Tax ID Number
  • Any other Government ID that includes the business name and address


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 currently unavailable but limited stock may be available in our extended warehouse network. Please call 1-800-932-5000 and a VWR Customer Service Representative will help you.
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