Caps and Closures

These popular caps fit plain end culture tubes and flasks with DeLong style necks or ports. The caps are molded from durable, autoclavable polypropylene (PP). They are available in a full range of five sizes and five colors for easy sample identification and organization. Recommended tube diameter is indicated on each cap. (1000 per PK)

Test Tube Stoppers Blue, LDPE 11-13mm (1000 per CS)

Snap Caps Natural Polyethylene 30mm All sizes have tabs for easy removal. Wheaton Science Products completes your package with the right closure. We provide a wide variety of caps seals and stoppers to ensure a perfect fit for your container. (200 per CS )

Spare Plastic Screw Caps Joint size 24/29 (1 per EA )

1.5ml vial,cap color-red, no barcode, PP, no o-ring, 25 pieces/bag, 20 bags/pack, 2 packs/case, CS1000 (1000 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)

Filling and Venting Closure for Vacuum Bottle, White PP, 53mm (1 per EA)

43-400mm Polypropylene Cap/PTFE Lined, CS100 (100 per CS)

Replacement sealing ring, GL32, PK/10 (10 per PK)

Screw Cap, PP, GL25, pack of 12 (12 per PK)

Test Tube Stoppers Green, LDPE 11-13mm (1000 per CS)

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. (500 per PK)

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. (500 per PK)

VersaCap 83mm (83B) Carboy and Bottle Caps with Tubing, Open Cap with Tangle Free Hose Barb Adapter, Two 1/2 Inch Barbs with Tubing, 1/EA (1 per EA)

Cap, plug type, for 13mm test tubes (200000 per CS )

Cuvette caps(YELLOW)round,pk of 100 for Ultra-micro cuvette (100 per PK)

Test Tube, cap. 10ml, 125x16mm, plain with bakelite screw cap & rubber liner (1 per EA )

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 (1000 per PK)

These Erlenmeyer Shaker Flasks are made of polycarbonate, PETG, or styrene/butadiene (Jumbo Flasks only). The polypropylene screw caps are vented with 0.2µm membranes to increase air transmission and enhance cell growth. The mouth size conforms with international SBS standards, for quick, secure connection to bioreactor equipment. Polycarbonate Flasks and Jumbo Fernbach Flasks have baffled (ribbed) bottoms to provide increased oxygenation and mixing efficiency, even at lower shaking speeds. All flasks, regardless of size or material are individually wrapped and gamma sterilized to SAL 10-6, and are free of RNase, DNase, pyrogen m endotoxins and human DNA. (10 per CS )

Globe Scientific caps for automated systems fit several of the most popular platforms and fit seamlessly into capping processes. These cost-effective alternatives to OEM caps are manufactured to the highest standards to ensure efficient sample processing. • Seamless cost-effective replacements for OEM caps • Smooth operation in existing platforms • Reliable sealing during high-speed transport and agitation • Made from high-grade Polyethylene (PE) material • Non-Sterile (1000 per PK)

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

VersaCap 83mm (83B) Carboy and Bottle Cap Adapters, Tangle Free Hose Barb Adapter, Two 1/2 Inch Barbs for 1/2 Inch ID Tubing, for use with VersaCap 83mm Open Cap, 1/EA (1 per EA)

1.5ml vial,cap color-white, no barcode, PP, no o-ring, 25 pieces/bag, 20 bags/pack, 2 packs/case, CS1000 (1000 per CS )

These popular caps fit plain end culture tubes and flasks with DeLong style necks or ports. The caps are molded from durable, autoclavable polypropylene (PP). They are available in a full range of five sizes and five colors for easy sample identification and organization. Recommended tube diameter is indicated on each cap. (1000 per PK)