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Closures

4,233  results were found
Closures

Whether protecting the sample from outside contamination or the workplace from the bottled toxic waste, closures guarantee tight and reliable seals. With a vast cap selection for best compatibility with any container, tailoring to specific contents is possible. Temperature resistant models allow any procedure to be completed safely. Available in different finishes, any sensitive chromatography sample is protected. The caps are easy to close with one hand and come in many colors to assist with identification.


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Description:   Tear-off. Green. Stopper can be punctured by syringe or seal can be completely removed and contents poured from bottle. Shelf packs of 100. For mouth OD: 20mm.
Catalog Number: 16171-854
Supplier: DWK Life Sciences (KIMBLE)


Small Business Enterprise

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Certificate Certificates    
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Description:   Rubber-lined. Withstands repeated autoclaving. Designed to fit KIMAX* brand screw-top tubes with a matching GPI thread (reusable or disposable). GPI thread: 24-410. Identified in ASTM Specification E982, Class B requirements.
Catalog Number: 89001-506
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   Solvent Supply Safety Bottle Cap, Color: Blue/White, PTFE insert, Thread: 1/4-28, Ports: 2, GL45 threaded lab bottle, with PP spin collar to prevent tubing from twisting when cap is removed, Viton air inlet valve allows air to flow in but prevent solvent vapor
Catalog Number: 76287-712
Supplier: Argos Technologies



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Description:   Packed in bags of 100.
Catalog Number: 11311-314
Supplier: Qorpak


Product available on GSA Advantage® Small Business Enterprise

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Catalog Number: 76251-770
Supplier: SINCLAIR & RUSH TE



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Description:   GPI Thread Finish; 22-400 Replacement cap for 74511 only. Closure is made from white polyethylene and is linerless. Top is suitable for marking. Closures are packed 100 pieces per plastic bag, 10 bags per case.
Catalog Number: 72730-024
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   Disposable. Serve as a closure for KIM-RAK* culture tube systems or other culture tubes of comparable sizes. Autoclavable. For tube OD 25mm. Red.
Catalog Number: 16199-019
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Catalog Number: 76503-804
Supplier: SCAT AMERICAS, INC.



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Catalog Number: 76808-348
Supplier: THOMSON INSTRUMENT CO


New Product

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Description:   Size 45-400 caps are ideal for containment of organic chemicals and solvents, high concentrates of acids and caustics, and water samples. Not autoclavable.
Catalog Number: 16161-360
Supplier: Qorpak


Product available on GSA Advantage® Small Business Enterprise

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Catalog Number: 76534-402
Supplier: Argos Technologies



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Description:   Neck Size 33-400. Pulp/Vinyl liner. Provides the widest range of chemical compatibility and for being the most temperature tolerant of plastic closures.
Catalog Number: 11311-250
Supplier: Qorpak


Small Business Enterprise

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Description:   Solvent Supply Safety Bottle Cap, with helicoil, Color: White, PTFE/PP, Thread Size: 1/4-28, 4-female ports, for 38-430 bottle, PTFE insert with Polypropylene spin collar to prevent tubing from twisting when cap is removed, Reduce chemical evaporation
Catalog Number: 76287-528
Supplier: Argos Technologies



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Description:   35 mm sealing width, Blue, 10 closures/pkg. For use only with RC membrane; Do Not Use with CE membrane.
Catalog Number: 97059-178
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Screw cap with 0-ring for external thread sample tubes, Color: Yellow, Made of polypropylene. Ensures a positive leakproof seal at all temperatures. Super-fast thread design. Autoclavable. Same coefficient of expansion as the tubes.
Catalog Number: 76299-346
Supplier: Simport Scientific



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Description:   Short Screw Cap, size: 9 mm, Type: Ribbed, Screw-Thread, Color: green, Septa Material: PTFE/Silicone with Slit, Volume: 2 ml
Catalog Number: 10854-310
Supplier: Restek



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Description:   Screw cap for internal thread sample tube, with/without silicone washer between the cap/the 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: Red
Catalog Number: 75799-294
Supplier: Simport Scientific



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Description:   Solvent Supply Bottle Cap 3-ports, Blue/White, PTFE insert, Thread Size: 1/4-28, for GL32 bottle with Polypropylene spin collar to prevent tubing from twisting when cap is removed, Reduce chemical evaporation and exposure to hazardous vapors, Autoclavable
Catalog Number: 76287-550
Supplier: Argos Technologies



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Description:   Disposable. Serve as a closure for KIM-RAK* culture tube systems or other culture tubes of comparable sizes. Autoclavable. For tube OD 16mm. Green.
Catalog Number: 16199-008
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   Disposable. Serve as a closure for KIM-RAK* culture tube systems or other culture tubes of comparable sizes. Autoclavable. For tube OD 18mm. Blue.
Catalog Number: 16199-014
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   NMR Tube Cap, 5mm, Pk./100. Color: Red. Made from polyethylene, these caps are sized to fit 5mm O.D. NMR sample tubes. Cap fits tightly to stay in place during increased internal vaporization pressure.
Catalog Number: 80061-558
Supplier: Chemglass


Small Business Enterprise

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Description:   55 mm sealing width, Blue, 10 closures/pkg. For use only with RC membrane; Do Not Use with CE membrane.
Catalog Number: 97059-180
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   SCREWCAP W/ O-RING BLUE
Catalog Number: 89501-434
Supplier: Globe Scientific



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Description:   EZBio* Single-Use Cap Assembly, 38-430 VersaCap*, Vented with tube for 250mL Bottle for fluid transfer and storage, with Gamma Irradiated assemblies, Cap Material: Polypropylene, Tube Material: TPE, Length: 1.7in, Width: 1.7in, Overall Height: 9.4in
Catalog Number: 76018-448
Supplier: Foxx Life Sciences



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Description:   Flanged Plug Cap
Catalog Number: 89497-848
Supplier: Globe Scientific



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Catalog Number: 60872-458
Supplier: Simport Scientific



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Catalog Number: 76514-438
Supplier: Caplugs



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Description:   Solvent Supply Bottle Cap 2-ports, Blue/White, with helicoil, Thread Size: 1/4-28, for GL32 bottle with Polypropylene spin collar to prevent tubing from twisting when cap is removed, Reduce chemical evaporation and exposure to hazardous vapors, Autoclavable
Catalog Number: 76287-542
Supplier: Argos Technologies



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Description:   Red. Nylon closure locks gently over rigid membranes such as cellulose ester (CE) and polyvinylidene fluoride (type F). Provides strong, leak-proof seal. Sinks in water. Can be sterilized with gamma radiation, ethylene oxide, ethanol, or formaldehyde. Not autoclavable.
Catalog Number: 25225-302
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Caps with PTFE Liner
Catalog Number: 10170-784
Supplier: Chemglass


Small Business Enterprise

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Catalog Number: 60005-052
Supplier: Kemtech America


Minority or Woman-Owned Business Enterprise Small Business Enterprise

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Description:   SCREWCAP NO O-RING CLEAR
Catalog Number: 89501-450
Supplier: Globe Scientific



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