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From controlling gas or liquid flow in tubing to providing the key piece for retort stand assembly, clamps are necessary parts for providing a controlled environment in any laboratory. Available in a variety of formats including the three-prong grip, bosshead, towel grip, and pinchcock, different designs fit specific functions. Manufactured with resistant finishes allow the adjustable clamps to withstand harsh testing conditions. These durable tools may fit specific equipment sizes or have a flexible sizing scale.

From controlling gas or liquid flow in tubing to providing the key piece for retort stand assembly, clamps are necessary parts for providing a controlled environment in any laboratory. Available in a variety of formats including the three-prong grip, bosshead, towel grip, and pinchcock, different designs fit specific functions. Manufactured with resistant finishes allow the adjustable clamps to withstand harsh testing conditions. These durable tools may fit specific equipment sizes or have a flexible sizing scale.


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Supplier: Ace Glass
Description: The fast, sure way to secure large equipment to rods and lattices

Small Business Enterprise Product available on GSA Advantage®

Supplier: Ace Glass
Description: This clamp has a dual adjustment feature

Small Business Enterprise Product available on GSA Advantage®

Supplier: Ace Glass
Description: Couplings consist of a .300 series stainless steel outer band with a T-Bolt and hex nut, a fluoroelastomer cushion liner and a TFE seal ring.

Small Business Enterprise Product available on GSA Advantage®

Supplier: Ace Glass
Description: One-piece reaction flask clamp for reaction kettles and flat-style flanges

Small Business Enterprise Product available on GSA Advantage®

Catalog Number: (89055-014)
Supplier: Ace Glass
Description: Adaptable to entire series of reaction flasks with 4" neck opening

Small Business Enterprise Product available on GSA Advantage®


Catalog Number: (89083-228)
Supplier: Ace Glass
Description: Three-prong clamp heads are supplied with non-slip vinyl sleeves, and for temperatures above 100 °C, fiberglass covers.

Small Business Enterprise


Supplier: Wilmad-LabGlass
Description: These stainless steel horseshoe-shaped clamps are uniquely designed to connect two pieces of glass with flat flanges of the same diameter

Catalog Number: (47750-928)
Supplier: Bel-Art Products
Description: This open-sided stainless steel bosshead accepts rods up to 13 mm (½") diameter.


Catalog Number: (70680-322)
Supplier: Bel-Art Products
Description: Offers on/off and fine control so accurate that it replaces stopcocks in many applications.


Catalog Number: (70690-118)
Supplier: Bel-Art Products
Description: Side opening tube clamp permits installation onto tubing without disconnecting from apparatus or interrupting operation.


Supplier: Epredia
Description: Fix cassettes or embedding rings both longitudinally and horizontally, with orientation on X-, Y-, and Z-axes using this quick-release clamp.

Catalog Number: (16002-378)
Supplier: Epredia
Description: Thermo Scientific™ Round Specimen Clamps ensure easy insertion and removal of round specimens.


Catalog Number: (10498-026)
Supplier: GE Healthcare - Life Sciences

Product available on GSA Advantage®


Catalog Number: (76020-006)
Supplier: MP Biomedicals
Description: All-Metal QuickPrep™ sample holder is the strongest FastPrep adapter used for lysing highly contagious samples and samples suspected of harboring prions.


Catalog Number: (89083-210)
Supplier: Ace Glass
Description: This three-prong grip clamp is designed to hold dispensing burets, thermometers, reflux condensers, and other laboratory glassware, in a vertical position

Small Business Enterprise


Catalog Number: (89083-224)
Supplier: Ace Glass
Description: Nickel-plated flex arm in 457 mm (18") length.

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