Tube Caps and Plugs

Simport T312 - Capinsert™ for Cryovial® Tubes (12)

Made of polypropylene Color coded inserts fit precisely into the cap of the Cryovial® for color identification.

Simport T403 - FitsAll™ (7)

Made of polyethylene Designed for easy-on, easy-off use. Cap removal is simple and quick. FitsAll™ closure is ideal for recapping most 12 mm and 16 mm O.D. evacuated glass blood collection tubes. Flexible FitsAll™ closures protect from aerosols of highly infectious microorganisms.…

Simport V130 (0)

Made of polystyrene With optically clear parallel sides. The snap cap is leakproof but easily removed. Guaranteed to meet or exceed O.E.M. specifications. Each lot is tested to ensure cleanliness. Available in specially designed vacuum formed trays or in bulk packaging. Dimensions:…

Simport T401 - Caps and Stoppers (6)

Made of polyethylene Plug type push-in caps and 2-position snap caps are made of polyethylene for test tubes with outside diameters of 12 or 17 mm. Dual position caps offer two possibilities: the closed but unsealed position where samples are maintained aerobic…

Simport T402 - Vacucap™ (7)

Made of polyethylene An economical way to recap blood drawing tubes, disposable glass test tubes and plastic culture tubes. Flexible VACUCAP™ closures protect from aerosols of highly infectious microorganisms. They guard samples against cross-contamination and laboratory work areas against infection and spillage.…

Simport T404 - Flange Plug Caps (6)

Made of polyethylene These caps have two flexible flanges to ensure a leakproof seal. They will fit into test tubes and also in round cuvettes and centrifuge tubes.

Simport T407 - Pierce-It™ (8)

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. They can be easily applied and removed with one hand. They can be punctured to allow through-cap…

Simport T500 - Screw Caps (8)

Made of polypropylene Caps are available either with or without a silicone washer between the cap and the tube to ensure a positive leakproof seal at all temperatures. Closures and tubes are both manufactured of polypropylene, providing the same coefficient of expansion.…

Simport T501 & T502 - Screw Caps (18)

Made of polypropylene Caps are available either with or without a silicone washer between the cap and the tube to ensure a positive leakproof seal at all temperatures. As for tubes, these closures are also made of polypropylene, providing the same coefficient…

Simport S500-25 - UniRack™ Jr. (3)

Made of polypropylene This smaller model of the UniRack can hold up to 25 polystyrene or polyprolylene 10 and 12 mm tubes, such as 10 x 75 mm or 12 x 75 mm sizes. This rack will accommodate all types of screw…

Simport T340TP - MicrewLock™ (1)

Made of polypropylene The cap is molded with a deep internal lip that fits snugly against the interior wall of the tube. It will prevented the contents from coming in contact with the seal or threads, thereby reducing the chances of sample…

Simport T342 - SnapTwist™ Micrewtube® (18)

Tube made of polypropylene Cap made of polyethylene The SnapTwist Micrew™ provides all the advantages of a modern microcentrifuge tube with screw cap but the SNAPTWIST® closure is a true time saver. The SnapTwist Micrew™has a multitude of applications around your lab.…

Simport T340FT - Colored Closures (18)

The following closures have a flat top to accommodate automatic capping machines in packaging industries. Certified RNase-, DNase-, Pyrogen- and DNA-free.

Simport T340OSL - Colored Closures (9)

Six styles of caps to choose from and two sealing types: O-ring seal and lip seal. The cap is molded with a deep internal lip that fits snugly against the interior wall of the tube thus preventing the contents from coming in…

Simport T340-OS - Colored Closures (9)

Six styles of caps to choose from and two sealing types: O-ring seal and lip seal. The cap is molded with a deep internal lip that fits snugly against the interior wall of the tube thus preventing the contents from coming in…

Stockwell Test Tube Caps (10)

Available to fit our 12mm and 17mm test tubes. Provide aerobic or anaerobic closure.

Stockwell THUMB CAPS (4)

Stockwell Scientific's thumb caps are ideal for resealing evacuated glass tubes and glass culture tubes. They are available in natural, blue, green, lavender, orange, red, white, yellow, and an assortment of these eight colors.

Globe Caps for Blood Collection Tubes (4)

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…