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Closures

4,216  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:   Unlined autoclavable cap. Polypropylene. Black. Neck size: 38-400 (mm-GPI Thread). 5 packs of 100 caps per case.
Catalog Number: 16087-254
Supplier: Qorpak


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Description:   For use with test tubes and flasks. Proven non-toxic to algae. Plug springs back to original shape after repeated use. Autoclavable and chemically resistant. For OD 50 to 55mm.
Catalog Number: 60882-207
Supplier: Jaece



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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, 13mm, pe, for 13mm Glass and evacuated tubes and 12mm plastic test tubes, green.
Catalog Number: 10040-018
Supplier: Globe Scientific



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Description:   Polypropylene. Without loop. Molded with deep internal lip that fits snugly against interior wall of tube, preventing contents from coming in contact with seal or threads. High profile facilitates manipulation in aseptic procedures. Color: red.
Catalog Number: 60872-414
Supplier: Simport Scientific



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Description:   Solvent Supply Safety Bottle Cap, Color: Blue/White, with Helicoil, Thread Size: 1/4-28, Ports: 3, for GL45 bottle, Material: inert PTFE, outer PP collar is non-wetted, Closed System Design, Durable Port Threads, Anti-Twist Design, Chemically Compatible
Catalog Number: 76287-496
Supplier: Argos Technologies



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Description:   For GL-45 bottle & 1/8 inch OD tubing. Red
Catalog Number: 21001-188
Supplier: Upchurch Scientific



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Description:   NMR Tube Cap, 5mm, Pk./100. Color: Yellow. 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: 80061-562
Supplier: Chemglass


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Catalog Number: 470189-036
Supplier: EMPIRE/EMCO



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Description:   Solvent Supply Bottle Cap 2-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: 76287-548
Supplier: Argos Technologies



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Description:   Seal 2.0 mL, 11 mm Aluminum Crimp Seals With Septa Type:Crimp-Top Color:Silver Material:Aluminum Septa/Liner Material:PTFE/Natural Rubber
Catalog Number: 10058-634
Supplier: Restek



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Description:   Hub-Cap Adaptor, adaptor to use the Opti-Cap on a 4-liter bottle
Catalog Number: 10853-670
Supplier: Restek



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Description:   White, Solid Top, 24-400, With 0.125in PTFE Faced Silicone Sure-Link Septa, Case Of 100.
Catalog Number: 71000-558
Supplier: Chemglass


Small Business Enterprise

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Description:   For blood collection and glass or plastic test tubes. Seals inside rim of 16mm, and seals outside rim of 12 and 13mm tubes. Protects against evaporation. Packaged 1000 closures per pack, 10 packs per case. Lavender.
Catalog Number: 28296-620
Supplier: Thermo Fisher Scientific



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Description:   Neck Size 15-425. Polyseal Cone liner. Provides the widest range of chemical compatibility and for being the most temperature tolerant of plastic closures.
Catalog Number: 11311-282
Supplier: Qorpak


Small Business Enterprise

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Description:   GPI Thread Finish; 18-400. Color; Black Available in a wide assortment of colors. GPI thread size 8-425 is designed for use with Shimadzu, Jasco, Hitachi and other autosamplers. 10-425 GPI thread size is used on 12x32 mm screw thread LOVials.
Catalog Number: 66014-397
Supplier: DWK Life Sciences (KIMBLE)



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Description:   Size: 2. Replacement for 10 and 25mL KIMAX* volumetric flasks.
Catalog Number: 16358-264
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   Screw cap for external thread sample tubes, Color: Dark Green. Made of polypropylene. Ensures a positive leakproof seal at all temperatures. Features a long skirt & super-fast thread design. Autoclavable. Same coefficient of expansion as the tubes.
Catalog Number: 76299-338
Supplier: Simport Scientific



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Description:   For use with Wheaton Redi-Pak glass containers. Wheaton Science Products is the premier laboratory source for all types of glass and plastic containers and accessories.
Catalog Number: 16153-284
Supplier: DWK Life Sciences (KIMBLE)


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Certificate Certificates    
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Catalog Number: RK21175
Supplier: Restek



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Description:   Size 22-400, black phenolic cap has a polyethylene cone liner, which molds itself around sealing areas of the finish as the cap is screwed on. Liner is secured to the protruding lock-stud in cap, so that it cannot become dislodged or fall out.
Catalog Number: 16217-068
Supplier: Qorpak


Small Business Enterprise

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Catalog Number: 76808-342
Supplier: THOMSON INSTRUMENT CO


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Description:   Snap Cap with Two Thumb Tabs, for 13 mm Tubes
Catalog Number: 89206-964
Supplier: Globe Scientific


Minority or Woman-Owned Business Enterprise Small Business Enterprise

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Description:   Solvent Supply Safety Bottle Cap, Color: White, PTFE insert, Thread: 1/4-28, Ports: 2, for 38-430 bottle, with PP spin collar to prevent tubing from twisting when the cap is removed and Viton air inlet valve allows air to flow in but prevents solvent vapors
Catalog Number: 76287-538
Supplier: Argos Technologies



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Description:   Solvent Supply Bottle Cap 2-female ports, Blue/White, PTFE insert, Thread Size: 1/4-28, GL25 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: 76287-682
Supplier: Argos Technologies



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Description:   Size 28-400 caps have autoclavable, 14B, white rubber liners.
Catalog Number: 16215-083
Supplier: Qorpak


Small Business Enterprise

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Catalog Number: 76520-864
Supplier: Caplugs



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Description:   Solvent Supply Safety Bottle Cap, Black/White, with Helicoil, PTFE insert, Thread: 1/4-28, Ports: 2, for GL38 bottle, with Polypropylene spin collar to prevent tubing from twisting when cap is removed, Reduce chemical evaporation, Use with semi-rigid tubing
Catalog Number: 76287-722
Supplier: Argos Technologies



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Description:   GLS 80 thread
Catalog Number: 76263-736
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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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. Yellow
Catalog Number: 89499-210
Supplier: Simport Scientific



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Description:   Snap Cap for 12/13 mm Tubes
Catalog Number: 89206-986
Supplier: Globe Scientific


Minority or Woman-Owned Business Enterprise Small Business Enterprise

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Description:   Seal, Open Top Aluminum Blue Unlined, Closure Style: Seal, Color: Blue, Size: 20, For Crimp Top OD(mm): 20, Seal Style: Open Top, For Vials with a 20mm OD
Catalog Number: 10796-544
Supplier: DWK Life Sciences (KIMBLE)



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Certificate Certificates    
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Description:   For blood collection and glass or plastic test tubes. Seals inside rim of 12mm or 13mm tubes, and seals outside rim of 10mm tubes. Protects against evaporation. Packaged 1000 closures per pack, 10 packs per case. Black.
Catalog Number: 28295-458
Supplier: Thermo Fisher Scientific



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