Lab Clamps, Stands & Supports

Durable laboratory clamps and supports are essential within the lab and can assist with the holding of test tubes and flasks. Lab clamps securely hold equipment in place and prevent accidental movements or spillages during applications. Benefit from a hands-free operation, precise positioning, and adjustment features to achieve clear and accurate results. Options include three-prong clamps, perfect for clamping glassware and apparatus to a ring stand. Thermometer clamps carry features of adjustable 360-rotating jaws and are suitable for attaching 1/2 diameter rods and thermometers. Clamps are available in various designs and sizes and are carefully constructed to be compatible with other lab accessories to ensure convenience and ease of use. Safety features can also reduce the risk of accidents and spillages. Ring stand clamp accessories include lab stands, beaker stands, and tripod burner stands, which will assist you with achieving smooth, accurate results.

Also available at Thomas Scientific – test tubes, burners, and flasks.

Lab Clamps, Stands & Supports

Products (336)

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  • Stainless Steel Laboratory Scissor Jacks

    Ai stainless steel laboratory scissor jacks with cushion feet.

  • Square Bosshead

    Die casted alloy clamp with metal clamping screws Accommodates both square and round rods up to 16mm in thickness Can also be used to hold flat articles up to 16mm Eisco Labs Die Casted alloy Boss head, up to 16mm Rods Includes: (1) Clamp This popular clamp holder is made of a die cast alloy with...

  • Support Rings with Clamp

    Solid ring with built in clamp for attachment directly to support rod. Available in three sizes. Nickel plated zinc alloy.

  • 2-Prong Multi-Purpose Clamps

    Stainless steel electro-polished finish or nickel-plated zinc Large grip adjustment range 2-prong construction Single or dual adjust Designed to securely hold laboratory glassware and apparatus. Extension arm attaches clamp head securely and offers easy positioning in the deepest fume hoods. Clamps...

  • Hook Collar Clamps

    United Scientific Supplies

    Hook Collar clamps are ideal for suspending pulleys, balances, etc from support rods or cross members. Available for rods up to 0.5" or 0.75".

  • Stainless Steel Support Jacks

    Rugged stainless steel deck and lift mechanism for long life in corrosive environments Ideal for use in fume hoods, solution-baths, marine and industrial laboratories Support miniflasks, jars, columns, large baths, magnetic stirrers, heaters and more Resistant to sanitizing agents and steam...

  • Cast Iron Support Stands with Rods

    United Scientific Supplies

    These support stands feature a heavy cast iron base with black enamel finish. Each base includes a removable zinc plated rod.

  • LabJaws Connectors & Holders

    Regular Clamp Holders Stainless steel electro-polished finish or nickel-plated zinc construction. Ideal for holding clamps to lab-frames. Use wherever clamping at 90° is required. Swivel Holders Two rod holders with center swivel capacity allow tilting of clamps at any angle in parallel planes....

  • Thomas Spherical Joint Pinch Clamps

    labForce® (powered by Thomas Scientific)

    For ball-and-socket or O-ring glass joints in universal use for quick, convenient and safe mounting and dismantling of apparatus Strong, linear spring closing action Unique forked-shaped jaws provide uniform compression for safe, leak-free seals Screw-locking device with spring for maximum security...

  • 5pc Laboratory Support Stand Set

    Set includes retort base, rod, support ring and 4-pronged cork-lined clamp and bosshead Upgraded design now includes a two-piece stainless steel rod that effortlessly screws together, ensuring easy setup and enabling more compact storage when not in use The 8"L x 5"W base weighs 1.75lbs, providing...

  • Single Burette Clamp

    United Scientific Supplies

    Excellent for holding small objects, The jaws on these burette clamps open from 15mm to 45mm (0.5" to 1.75"). The clamp attaches to rods up to 13mm (0.5"). O.D. Jaws can be rotated and locked at any angle. Available with the jaws coated or uncoated.

  • Fixed-Position Clamps

    Used to hold apparatus near the lab-frame where no adjustment is required after set-up. Built-in holder grips rods up to 19mm (0.75") in diameter Fixed-Position Clamps have an integral holder but can be rotated after attachment to a lab-frame or other apparatus. Available in 2-prong or 3-prong....

  • Zinc Lattice Connectors

    Joins rod frames in the same or different planes. Open throat construction permits rods to be lifted out without having to be pulled through. Setups can remain unchanged when shifting individual members. Accommodates 12.7 mm (1/2") rod. Rods are locked with 1/4"-20 hex screws. Non ferrous...

  • Nylon Apparatus Flange Vertical Base Plate

    Nylon Apparatus Flange Vertical Base Plate Corrosion-resistant; they will not corrode or rust Accommodates (1/2") rod Locked with 14"-20 hex screws

  • Support Rods Stainless Steel

    303 stainless steel support rods, 13mm (1/2") O.D. for use in place of aluminum or fiberglass. For use with all standard laboratory connectors.

  • Heidolph RZR 1 Stirrer, Universal S2 Stand

    Heidolph RZR 1 overhead stirrer with tools and accessories features 2 gears delivering 280 to 2200rpm with analog control. 115v 60Hz input motor is high torque, up to 100Ncm. Use code -32 stir shaft for slow speed, up to 250rpm and code -34 shaft for speeds up to 2200rpm. Universal stand and clamp...

  • United Scientific™ Support Ring With Opening

    Steel rod, zinc-plated extension support rings. Rod diameter 7 mm (0.27”) and the straight rod portion of each is 7.25” (184 mm) long. Open support rings are ideal for use with funnels, boiling flasks, and separatory funnels.

  • Square Platform Laboratory Jack

    United Scientific Supplies

    Laboratory support jacks are constructed of chemically resistant anodized aluminum and stainless steel. The scissor jack design enables height adjustment with a simple turn of the knob. LBJK44 has a 4" x 4" platform that can be vertically adjusted fro

  • Burette Clamp Double   Cast-Aluminum

    GSC International, Inc.

    This cast-aluminum double burette clamp can attach to a support stand and hold up to two burettes securely. It has rubber grips to improve the grip on the burettes. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene and lead, which are known to the State of...

  • Deluxe Support Stands

    United Scientific Supplies

    Cast iron bases with gray enamel finish. The base is 3mm thick with a welded plate on the mounting hole. This gives the support rod 10mm of screw support, which is three times thicker than other traditional stands. The support rod includes an 80mm long rod to provide more torque when securing the...

  • Tripods, Flanged Concentric Ring Models

    Sturdy Tripods featuring adjustable openings through the use of detachable rings.

  • Lab Stand Support Shelf

    Lab stand support shelf fits any stand with up to 5/8"od rod. Stand measures 7 x 10" and is available with or without 4" rubber-bordered center hole. Manufactued from light, cast aluminum and epoxy coated. Rod mounted codes -04 & -06 feature a 5/8in OD x 12in long stainless rod with a through hole...

  • Standard Taper Joint Clamp

    The Chemglass standard taper joint clamp is mainly used for supporting flasks, beakers or burettes while conducting experiments. It is made of sturdy PTFE material which ensures durability and long lasting usage. It is color coded for easy identification.

  • Aldrich® Benchclamp(TM)

    Aldrich benchclamp clamps have a nickel-plated finish and are corrosion resistant. The clamps come with slip-on fiberglass finger covers. The Grippy Knob design has a round nut which is easy to turn making tightening the clamps around glassware fast and convenient. Synonyms: bench clamps Legal...

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Are G clamps and C clamps the same?

Yes, G clamps and C clamps are essentially the same. Both names refer to a clamp with a frame shaped like the letters “G” or “C,” which can be tightened to hold objects firmly in place. These clamps have a screw mechanism that allows them to apply pressure to secure materials together, making them useful in various applications like woodworking, metalworking, and laboratory setups. The terms "G clamp" and "C clamp" are often used interchangeably, though "C clamp" is more commonly used.

What is a thermometer clamp used for?

A thermometer clamp securely holds a thermometer in place during experiments, keeping it stable and allowing for hands-free temperature readings. It typically attaches to a ring stand or support rod and has adjustable grips for different thermometer sizes. This setup is useful when measuring temperatures in beakers, flasks, or other containers where direct contact is needed, but holding the thermometer by hand is impractical or unsafe.

What is a utility clamp used in laboratory?

A utility clamp is a versatile piece of laboratory equipment used to hold and secure glassware or other lab apparatus, such as test tubes, flasks, or burettes, in place during experiments. It typically attaches to a ring stand or other support structure and features adjustable prongs or jaws to securely grip items of various sizes. Utility clamps are essential for safely positioning equipment at desired angles or heights, especially when heating, stirring, or performing procedures that require stability and hands-free operation.