Caps and Closures

White Plastic Screw Cap With polyethylene screw cap. White plastic screw caps fit Wheaton vials (66021-679 series) and other glass scintillation vials. Suitable for marking. Size: 22mm. (1000 per CS )

White Polypropylene (PP) Caps With Foamed Polyethylene Liners Screw cap size: 20-410 Caps have multi-purpose liners for use with neutral pH to mild acid and alkali solutions. (200 per CS )

Polypropylene Dropper Tip Caps Screw cap size: 15-415 Blue Convenient lab packs for laboratory trials or where smaller quantities are needed. Colored caps facilitate rapid identification of individual samples and allow for coding of multiple product lines. Autoclavable. (100 per CS )

Polypropylene Dropper Tip Caps Screw cap size: 15-415 Gray Convenient lab packs for laboratory trials or where smaller quantities are needed. Colored caps facilitate rapid identification of individual samples and allow for coding of multiple product lines. Autoclavable. (100 per CS )

Polyethylene Snap-Cap With PTFE septum. Clear 11mm snap-cap eliminates the need for crimping and decapping tools. Provides a large target area for needle penetration. Gives a positive seal. Easy removal. For high volume quick turnaround sampling. Not for long-term sample retention. (1000 per CS )

Autosampler Open-Top Cap Black phenolic cap permits access to vial contents with a syringe. GPI thread size: 15-425.

Septa For Caps with Open Tops. For cap size 22mm. PTFE faced Silicone. Plain Septa. (100 per CS )

Autoclavable Caps White Autoclavable Open-Top Caps Have A Bonded Teflon-Faced Silicone Liner Making Them Ideal For Storage And Retrieval Of Volatile Solvents Sensitive Compounds And Corrosive Chemicals. The Liners Consist Of 0.055 in Of Silicone. (500 per CS )

NextGen V-Vials have a new fire glazed bottom protects against glass particulates while the new low particulate packaging protects against contamination during transportation and storage. These sturdy vials have a conical interior bottom that allows for maximum retrieval of contents. (6 per CS )

VersaCap 53mm (53B) Bottle and Flask Caps with Tubing, Open Cap with Tangle Free Hose Barb Adapter, Two 1/4 Inch Barbs with Tubing, 1/EA (1 per EA)

The Hexa-Flex™ liquid-tight seal ensures sample integrity and prevents spillage of serum samples. Hexa-Flex™ Safety Caps are available in a variety of colors which helps guard against sample cross-contamination and are convenient for color-coding to particular R&D projects. Hexa-Flex™ Safety Caps protect your laboratory staff from the aerosols of highly-infectious organisms such as TB and the HTLV-III virus. (5000 per CS)

Uni-Flex® Safety Caps Benefits: • Will not aerosol when opened • 10, 12, 13 and 16mm sizes fit all varieties of blood collecting and disposable culture tubes • Liquid tight seal prevents sample evaporation. The UniFlex® Safety Cap is designed to hold under centrifugation, agitation, refrigeration and freezing. • Easy identification of samples: Uni-Flex® Safety Caps are available in seven colors that conveniently correspond to blood collection cap colors • The Uni-Flex Safety Cap locks securely onto the outside of the tube lip to prevent evaporation. • Easy, one hand removal and application. To close, press down firmly with thumb to lock in place. To open, simply pry cap up with thumb. • Easy to label: Write directly on the cap with indelible ink • Clear, natural colored caps are tracemetal free (10000 per CS)

Cap, Snap, 13mm, PE, for 13mm Glass and Evacuated Tubes and 12mm Plastic Test Tubes, Gray, PK1000 (1000 per PK)

Cap, Snap, 17mm, Dual Position, LDPE, 500/Bag, 2 Bags/Unit, PK1000 (10000 per PK)

Cap, Universal, Fits most 12mm, 13mm and 16mm tubes, Lavender, PK1000 (1000 per PK)

Screw Cap with Silicone Washer for Sample Tubes with External Threads, #'s: 6030-6059, Blue (1000 per PK)

Cap, Plug, 16mm, Santoprene, for Vacuum and Test Tubes, YELLOW, 1000/Pack, PK1000 (1000 per PK)

Cap, Snap, 16mm, PE, for 16mm Glass and Evacuated Tubes, Clear, PK1000 (1000 per PK)

Cap, Flange Plug, 16mm, White, PK1000 (1000 per PK)

Screw Cap with Silicone Washer for Sample Tubes with External Threads, #'s: 6030-6059, Gray (1000 per PK)

Cap, Snap, 16mm, PE, for 16mm Glass and Evacuated Tubes, Green, PK1000 (1000 per PK)

These colorful snap-on closures are an effective way to recap blood drawing tubes, glass test tubes and plastic culture tubes. They are precision molded from low-density polyethylene (LDPE) and maintain a tight seal during centrifugation, agitation and refrigeration procedures. They are available in bright translucent colors for sample identification purposes. The caps feature a single thumb tab for easy removal and close nesting in tube racks. (1000 per PK)

Close-it Label UnPrint RL500, 95mm (1 per EA)

Adapter, 83mm, Clearview, 1/EA (1 per EA)