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Leak-proof, solid stoppers seal bottles, flasks, vials, and even tubing to prevent liquids and gases escaping. Multi-hole styles provide the limited flow stability conditions desired in order to prevent air bubble build up. With a slightly tapered design, different diameter sized stoppers are inserted in labware for a snug fit that still allows easy removal. The closures are manufactured in different materials for accurate resistance to harsh contents and can maintain vacuum atmosphere.

Leak-proof, solid stoppers seal bottles, flasks, vials, and even tubing to prevent liquids and gases escaping. Multi-hole styles provide the limited flow stability conditions desired in order to prevent air bubble build up. With a slightly tapered design, different diameter sized stoppers are inserted in labware for a snug fit that still allows easy removal. The closures are manufactured in different materials for accurate resistance to harsh contents and can maintain vacuum atmosphere.


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Product Image-59587-501

VWR® One-Hole Kjeldahl Rubber Stoppers, Black

Supplier: VWR International
Description: These black rubber, one-hole stoppers are specifically designed to fit 500 and 800 mL Kjeldahl nitrogen determination flasks.

Small Business Enterprise

Product Image-15001-372

VWR® Stopper Tie

Catalog Number: (15001-372)
Supplier: VWR International
Description: Made of stretchable natural rubber for use with glass stoppers.

Small Business Enterprise


Product Image-59582-360

VWR® Two-Hole Rubber Stoppers, Black

Supplier: VWR International
Description: These black, high percentage rubber stoppers are low in free sulfur and have two holes to facilitate laboratory procedures.

Certificates Small Business Enterprise

Product Image-59585-200

VWR® Pure Gum Rubber Stoppers, Two-Hole

Supplier: VWR International
Description: These highly resilient, pure gum, off-white rubber stoppers have less free sulfur (max

Small Business Enterprise

Product Image-59589-358

VWR® Green Neoprene Stoppers, Solid

Supplier: VWR International
Description: Synthetic, neoprene stoppers contain no free sulfur and exhibit good resiliency and shelf-life.

Small Business Enterprise

Product Image-89097-558

VWR® Sleeve Stoppers

Supplier: VWR International
Description: Natural rubber stoppers feature a hollow plug to fit inside bottles, flasks, vials, or tubing.

Small Business Enterprise

Product Image-CA23420-060

VWR® Corks

Supplier: VWR International
Description: XXXX Corks function as a closure for bottles, vials, laboratory and other openings.

Certificates Environmentally Preferable

Product Image-59582-585

VWR® Rubber Stopper Assortment, Black

Catalog Number: (59582-585)
Supplier: VWR International
Description: This practical, two-pound assortment of black rubber stoppers is ideal for the small laboratory or school with limited need for any one size or style.

Small Business Enterprise


Product Image-59586-300

VWR® Red Rubber Stoppers, Flanged, Plasticoid

Catalog Number: (59586-300)
Supplier: VWR International
Description: Permit insertion of hypodermic needles.

Small Business Enterprise


Product Image-59580-001

VWR® Micro Stoppers

Catalog Number: (59580-001)
Supplier: VWR International
Description: Select from soft red natural rubber or green neoprene for higher heat resistance.

Small Business Enterprise


Product Image-59581-469

VWR® One-Hole Rubber Stoppers, Black

Supplier: VWR International
Description: These black high-percentage rubber stoppers are low in free sulfur and have a single hole to facilitate laboratory procedures.

Small Business Enterprise

Product Image-59584-219

VWR® Pure Gum Rubber Stoppers, One-Hole

Supplier: VWR International
Description: These highly resilient, pure gum, amber rubber stoppers have less free sulfur (max

Small Business Enterprise

Product Image-59586-157

VWR® Rubber Stoppers

Supplier: VWR International
Description: Versatile rubber stoppers are four stoppers in one.

Product Image-89026-340

VWR® Flathead [ST] Stoppers,PTFE

Catalog Number: (89026-340)
Supplier: VWR International
Description: Inert and chemically resistant solid PTFE stoppers for use with standard ground glass joints.
Product Image-59580-400

VWR® Solid Rubber Stoppers, Black

Supplier: VWR International
Description: These solid, black stoppers contain a high percentage of pure rubber, weigh less than neoprene, and are low in free sulfur (<sup>1</sup>/<sub>2</sub>%).

Product Image-80079-870

VWR® Chlorobutyl Serum and Lyophilization Stoppers

Supplier: VWR International
Description: Stoppers are molded from elastomeric formula 4432/50 Gray. This formula has extremely low levels of organic and metallic extractables and does not contain plasticizers, 2-Mercaptobenzothiazole, nitrosamine precursors, or natural rubber latex.

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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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