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Test/Sample Tube Closures

1,003  results were found
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.


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Description:   46-65mm openings. 8.9cm long. For test tubes and flasks. Reusable. Leaves no clinging fibers like cotton plugs. Provides snug fit. Ideal for use with drosophila vials. Springs back to original shape after repeated use. Autoclavable. Breathable. Chemical-resistant.
Catalog Number: 60882-206
Supplier: Jaece



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Catalog Number: 76413-658
Supplier: Simport Scientific



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Description:   CLOSURE PP 38MM PK10
Catalog Number: 89167-104
Supplier: Chemglass


Small Business Enterprise

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Description:   Snap Cap for 12/13 mm Tubes
Catalog Number: 89206-992
Supplier: Globe Scientific


Minority or Woman-Owned Business Enterprise Small Business Enterprise

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Description:   Microcentrifuge Tube Flat Top Cap With O-Ring Seal. Made Of Polyethylene. Certified Rnase-, Dnase-, Pyrogen- And Dna-Free. Will Withstand Temperatures From -196C To +110C. Cs/1000. White
Catalog Number: 89499-212
Supplier: Simport Scientific



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Description:   Microcentrifuge Tube Cap With Lip Seal Design. Use With T345 For Color Coding Sample Identification. Made Of Polyethylene. Certified Rnase-, Dnase-, Pyrogen- And Dna-Free. Will Withstand Temperatures From -196C To +110C. Cs/1000. Red
Catalog Number: 89499-154
Supplier: Simport Scientific



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Description:   Screw cap for internal thread sample tube, with/without silicone washer between cap/tube to ensure a positive leakproof seal at all temperatures, Material: Polypropylene, Autoclavable, long skirt and super-fast thread design, removed or screwed on with 1 1/4turn, Colour: Yellow
Catalog Number: 75799-296
Supplier: Simport Scientific



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Description:   10 w/weights, 10 w/out. When a Weighted Closure is used in conjunction with a regular closure, a vertical position of the dialysis tubing is achieved, increasing the rate of dialysis.
Catalog Number: 25224-160
Supplier: Spectrum Laboratories


Small Business Enterprise

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Catalog Number: 76449-668
Supplier: Chemglass



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Description:   Microcentrifuge Tube Flat Top Cap With O-Ring Seal. Made Of Polyethylene. Certified Rnase-, Dnase-, Pyrogen- And Dna-Free. Will Withstand Temperatures From -196C To +110C. Cs/1000. Red
Catalog Number: 89499-208
Supplier: Simport Scientific



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Catalog Number: 76520-876
Supplier: Caplugs



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Description:   Pierce-It* Closure, 12mm lavender, Made of thermoplastic elastomer, These disposable closures produce a firm, leak-resistant seal for glass and plastic tubes, They will protect samples from evaporation and contamination
Catalog Number: 10127-358
Supplier: Simport Scientific



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Description:   Are an effective way to recap blood drawing tubes, Glass test tubes and plastic culture tubes. precision molded from ldpe and maintain a tight seal during centrifugation, 16mm, pe, for 16mm Glass and evacuated tubes, green.
Catalog Number: 10040-026
Supplier: Globe Scientific



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Catalog Number: 76458-108
Supplier: Simport Scientific



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Description:   Polypropylene closure with stainless steel bar pressure-fitted into the reverse side. Autoclavable. When used with Spectra/Por standard closure, complete submersion of the dialysis sac can be achieved for a more efficient dialysis effect. Gripping width: 35mm.
Catalog Number: 25224-150
Supplier: Spectrum Laboratories


Small Business Enterprise

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Catalog Number: 76480-244
Supplier: Caplugs



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