You Searched For: Masterflex+Stopcocks


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Supplier: VWR International
Description: Use with caustic and high-purity liquids in many applications.

Supplier: VWR International
Description: These stopcocks are ideal for use with liquids and gases under low pressure (operating pressure 7.0psi) or low vacuum.

Supplier: VWR International
Description: Easily control flow with flow indicator handle.

Supplier: Ace Glass
Description: These T-Bore stopcock plugs are fabricated from PTFE

Small Business Enterprise Product available on GSA Advantage®

Catalog Number: (80074-262)
Supplier: Chemglass
Description: For replacement or construction of burets having a 1:5 PTFE stopcock plug. One arm is pulled to a delivery tip.

Small Business Enterprise


Supplier: Chemglass
Description: Stopcocks have three sidearms sealed at 90° angles

Small Business Enterprise

Supplier: DWK Life Sciences (KIMBLE)
Description: PTFE stopcock plug has a 1:5 taper and is chemically-resistant and self-lubricating.

Catalog Number: (89062-344)
Supplier: Ace Glass
Description: Specifically designed for micro chemical apparatus

Small Business Enterprise Product available on GSA Advantage®


Supplier: Ace Glass
Description: This straight-through stopcock is all borosilicate glass (including the plug), with a nylon handle

Small Business Enterprise Product available on GSA Advantage®

Supplier: Chemglass
Description: Stopcock has a solid glass plug with parallel diagonal bores.

Small Business Enterprise

Supplier: Chemglass
Description: GLASS, HIGH VACUUM, STRAIGHT BORE. REPLACEMENT S.S. RETENTION KIT FOR CG-462 STOPCOCKS. Plug Size: 12/30. Solid glass high vacuum stopcock having the NEW Chemglass improved constant pressure retention device.

Small Business Enterprise

Catalog Number: (59140-088)
Supplier: DWK Life Sciences (KIMBLE)
Description: Straight-bore, sandblasted stopcock with a 1:5 taper.


Supplier: Chemglass
Description: A 1:5 taper PTFE stopcock with three stems sealed 90° apart. The PTFE plug has a 'T' shaped bore to connect any two, or all three stems.

Small Business Enterprise

Supplier: Ace Glass
Description: These T-Bore stopcock plugs are fabricated from borosilicate glass

Small Business Enterprise Product available on GSA Advantage®

Supplier: Chemglass
Description: Solid glass plug has a threaded glass snelling which accepts an assembly similar to the one supplied with standard PTFE stopcocks.

Small Business Enterprise

Supplier: Ace Glass
Description: Threaded vacuum stopcock with PTFE plug and new hooded handle that permits smooth needle valve adjustment down to 0.1 cc/min flow rate.

Small Business Enterprise Product available on GSA Advantage®

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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.
In order to process your orders without delay, we request that you provide the required business documentation to purchase this product.

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:

  • State issued document with your organization's Federal Tax ID Number
  • State issued document with your organization's Resale Tax ID Number
  • City or County issued Business License
  • State Department of Health Services License
  • Any other ID issued by the State that includes the business name and address

* Please note if your account is within the State of California two of these pieces of identification will be required.
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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