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You Searched For: Test/Sample Tube Closures

Test tube closures ensure samples do not leak or are contaminated by providing a reliable seal. Securely mix or store small samples with these tops that allow one-handed sealing. Offered in a variety of colors, identification is made easier. Closures come in screw and snug-fit plug designs to fit any test tube opening style. Resistant to high temperatures, the versatile test tube closures can withstand heating applications while the chemical resistance guarantees limitless sample compatibility.

Test tube closures ensure samples do not leak or are contaminated by providing a reliable seal. Securely mix or store small samples with these tops that allow one-handed sealing. Offered in a variety of colors, identification is made easier. Closures come in screw and snug-fit plug designs to fit any test tube opening style. Resistant to high temperatures, the versatile test tube closures can withstand heating applications while the chemical resistance guarantees limitless sample compatibility.


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Product Image-470343-856

Single Burette Clamp

Description: Single burette clamp made of casted material with a built-in boss head.
Catalog Number: 470343-856
Supplier: Wards
Product Image-470148-766

Rod Clamp Holder

Description: Zinc Die-Cast.
Catalog Number: 470148-766
Supplier: Shiv Dial Sud & Sons
Product Image-470005-372

Symmetrical Round Jaws Buret Clamps

Description: Hold round objects from 9.5–35mm in diameter with this versatile clamp.
Catalog Number: 470005-372
Supplier: GSC International
Product Image-470104-526

Support Ring with Clamp

Description: Support rings for funnels of all sizes.
Catalog Number: 470104-526
Supplier: United Scientific Supplies
Product Image-59025-172

Clamping Systems and Support Stands, Arrow

Description: “Power Hold” Universal Clamps can be used for most applications. Designed with large knobs for powerful gripping, these clamps feature an adjustable stop for speed and safety in set up and operation. Made with precision machined aluminum rod for strength and durability. Can hold any stirrer that has a mounting rod stirring stand diameter from 9.5 – 16 mm (<sup>3</sup>/<sub>8</sub>–<sup>5</sup>/<sub>8</sub>") or from 12 – 19 mm (<sup>1</sup>/<sub>2</sub>–<sup>3</sup>/<sub>4</sub>").
Catalog Number: 59025-172
Supplier: Arrow Engineering
Image Unavailable-77676-664

Drum Lock Safety Clamp Starter Kits

Description: Drum lock safety clamp starter kit provides everything you need to safely feed chemicals in and out of drums while minimizing fumes and complying with FDA regulations.
Catalog Number: 77676-664
Supplier: CP Lab Safety

New Product


Product Image-76293-406

Burette Clamp with Boss Head, Coated Jaws, United Scientific Supplies

Description: Excellent for holding small objects.
Catalog Number: 76293-406
Supplier: United Scientific Supplies
Product Image-80063-624

Column Clamps, Chemglass

Description: Ideal for Chromatography columns and large cylindrical glassware, the column clamp is constructed of stainless steel
Catalog Number: 80063-624
Supplier: Chemglass

Small Business Enterprise


Product Image-76293-398

Burette Clamp, Stainless Steel, United Scientific Supplies

Description: These clamps are constructed from steel and feature plastic covered spring jaws.
Catalog Number: 76293-398
Supplier: United Scientific Supplies
Image Unavailable-77662-948

Frog Heart Clamps

Description: Frog heart clips, also known as frog heart clamps or holders, is a laboratory surgical instrument used in cardiovascular research involving the hearts small animals.
Catalog Number: 77662-948
Supplier: WORLD PRECISION INSTRUMENTS LLC

New Product


Product Image-10161-164

SUREGRIP Wrist Action Shaker Clamps, Burrell Scientific

Description: Shaker Clamp accessories to accommodate a variety of containers and flasks
Catalog Number: 10161-164
Supplier: Burrell Scientific
Product Image-76293-382

2-Prong Burette Clamp, with Boss Head and Cork-Coated Grips, United Scientific Supplies

Description: The deluxe line of two prong burette clamps are made of pressure die casted zinc alloy and are chrome plated.
Catalog Number: 76293-382
Supplier: United Scientific Supplies
Product Image-470352-508

Hooks Collars

Description: The Hooks Collar is constructed with a ring that fits over a support stand rod, a hook and thumb screw.
Catalog Number: 470352-508
Supplier: GSC International
Product Image-55009-104

Hinged Clamps, Welch®

Description: Made of aluminum
Catalog Number: 55009-104
Supplier: Welch Vacuum
Product Image-76293-518

C-Clamps, United Scientific Supplies

Description: Securely hold two flat object together.
Catalog Number: 76293-518
Supplier: United Scientific Supplies
Image Unavailable-10142-054

Glove Catcher® Glove Clips, Glove Guard, LP

Description: The Glove Catcher® clips is a simple, one-piece design that is a cost-effective way to keep your gloves close at hand.
Catalog Number: 10142-054
Supplier: GLOVE GUARD, LP
321 - 336 of 1,011