Tube Caps and Closures
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Filtered Search Results

Thermo Scientific™ Capitol Vial Transport-Tube Screw Caps
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Thermo Scientific™ Capitol Vial Transport-Tube Screw Caps are made of polyethylene.
Product Type | Screw Cap |
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DWK Life Sciences Flexible modular system with four different tubing diameters (1.6 mm; 3.0 mm; 3.2 mm and 6.0 mm) can be connected. Sterile pressure equalization is possible through use of syringe filter. Unused ports can be provided with a blind cap.
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Flexible modular system with four different tubing diameters (1.6 mm; 3.0 mm; 3.2 mm and 6.0 mm) can be connected. Sterile pressure equalization is possible through use of syringe filter. Unused ports can be provided with a blind cap.
For Use With (Equipment) | Duran™ Laboratory Glass Bottles |
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Closure Size | GL14 |
Autoclavable | Autoclavable |
DWK Life Sciences Wheaton™ Black Phenolic Screw Cap with Open Top
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Autoclavable screw caps, without liner
DWK Life Sciences Wheaton™ Straight Plug Rubber Stoppers
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Provides maximum sealing for vials with straight-wall glass finishes. Wheaton™ Straight Plug Rubber Stoppers are manufactured from the highest quality raw materials.
For Use With (Equipment) | Vacule Ampules |
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DWK Life Sciences Kimble™ KIMAX™ Nessler Tube Cap Style Stopper
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Replacement cap for Kimble™ KIMAX™ Nessler Tube
Product Type | Stopper Cap |
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Quantity | 1 |
DWK Life Sciences Kimble™ Kontes™ NMR Septum Sample Tube Caps
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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For 5mm, 7mm and 10mm NMR Tubes
Product Type | Septa |
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Material | Rubber |
For Use With (Application) | Provides penetration point for syringe or cannulation additions and useful as a closure or for sample outgassing |
Thermo Scientific™ Capitol Vial Transport-Tube Screw Caps
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Constructed from polyethylene
Thermo Scientific™ Molecular BioProducts™ Flange Caps
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Nonautoclavable polyethylene, for use with 12 and 13mm test and culture tubes
Thermo Scientific™ Nalgene™ Sealing Caps for Oak Ridge Centrifuge Tubes; PP screw closure, silicone gasket
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Ensure leakproof service at their maximum speeds >10,000 x g, even when full
Tip Material | Silicone |
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Material | Silicone |
Autoclavable | Autoclavable |
Thermo Scientific™ Microtiter Tube Plug Strip
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Seal 1.2mL microtiter tubes tightly for storage using these polyethylene plug strips.
Description | 1.2mL Microtiter Tube 8-cap plug strip |
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For Use With (Equipment) | Plug Strips |
Color | Natural |
Autoclavable | Not Autoclavable |
DWK Life Sciences Kimble™ Kontes™ NMR Polyethylene Sample Tube Pressure Caps for 5 and 10mm Tubes
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Tight-fitting, polyethylene cap which stays in place even with a build-up of internal vaporization pressures
Product Type | Pressure Cap |
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Material | Polyethylene |
For Use With (Application) | Provides tight-fitting and stays in place even with a build-up of internal vaporization pressures |
DWK Life Sciences Wheaton™ Black Phenolic Solid Top Screw Caps
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Providing safe, secure and chemically inert storage. Wheaton™ Black Phenolic Solid Top Screw Caps are manufactured from the highest quality materials.
Product Type | Screw Cap |
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Color | Black |
Material | Phenolic |
For Use With (Application) | Ideal for cell culture work |
Autoclavable | Autoclavable |
Liner Material | Styrene Butadiene Rubber |
DWK Life Sciences Wheaton™ Black Phenolic Screw Caps with PTFE Faced 14B White Rubber Liner
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Provides completely inert inner seal and surface for sample or product
Product Type | Screw Cap |
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Color | Black |
Material | Phenolic |
Autoclavable | Autoclavable |
Liner Material | TFE, Styrene Butadiene Rubber |
Thermo Scientific™ SureSTART™ Cap AVCS™ Screw, 9 mm

Screw cap with integral polypropylene septum and thinned penetration area.
DWK Life Sciences Kimble™ Kontes™ NMR Single and Double Sealing Manifold
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Product Type | Single NMR Sealing Manifold |
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Material | Borosilicate Glass |