You Searched For: Silicone Stoppers

Creating a vacuum-tight seal in laboratory apparatuses, the silicone stoppers protect contained solutions and media from being affected by outside elements. The chemically neutral construction is compatible with even abrasive working solvents. With the material also being characteristically resistant to extreme temperatures, the closures will resist cracking when subjected to heating procedures and are autoclavable for reuse. Silicone stoppers have a tapered bottom in various diameter sizes to fit any vessel.

Creating a vacuum-tight seal in laboratory apparatuses, the silicone stoppers protect contained solutions and media from being affected by outside elements. The chemically neutral construction is compatible with even abrasive working solvents. With the material also being characteristically resistant to extreme temperatures, the closures will resist cracking when subjected to heating procedures and are autoclavable for reuse. Silicone stoppers have a tapered bottom in various diameter sizes to fit any vessel.


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Catalog Number: (76333-452)
Supplier: Chemglass
Description: Stoppers can be used to close off any of the unused openings in the head plate. The M6, M10 and M12 sizes are fitted into the head plate from the inside, leaving a flat surface, while the M18, M27 and G3/4 are threaded into the ports from the outside.


Catalog Number: (76291-868)
Supplier: Ace Glass
Description: Pluro stoppers are nested rings cut from the same stopper, and will give a vacuum-tight fit for all openings within its size range. Silicone stoppers have a higher serviceable temperature of –100 to 450 °F (–73 to 232 °C).


Catalog Number: (89075-804)
Supplier: Ace Glass
Description: Versatile silicone stopper set that equals 17 standard stoppers

Small Business Enterprise Product available on GSA Advantage®


Supplier: DWK Life Sciences (KIMBLE)
Description: General-purpose, single-hole silicone rubber stoppers

Supplier: DWK Life Sciences (KIMBLE)
Description: This unit is designed for filtering viscous or proteinaceous solutions or to produce ultraclean filtrate.
Supplier: Saint Gobain Life Sciences
Description: Highly recommended for all types of tissue culture work.
Supplier: Hirschmann
Description: BIO-SILICO® stoppers are manufactured in a special process which have regular pores, thus making them ideal for the preparation and sterilization of culture media

Supplier: Hirschmann
Description: SILICOSEN® stoppers are manufactured in a special process which have regular pores, thus making them ideal for the preparation and sterilization of culture media

Supplier: Freudenberg Medical
Description: Pharmaceutical-grade, platinum-cured silicone stoppers provide a tight, reliable seal for glass tubes, vials, and flasks

Catalog Number: (66111-368)
Supplier: Saint Gobain Performance Plastics
Description: Two-part folding skirt stoppers are designed with a double seal to keep container contents secure

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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.
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
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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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