Tube Caps and Closures
Tube Caps and Closures
Corning™ Black Phenolic Threaded Screw Caps with PTFE Liners

Made from fabricated specially formulated resin to resist the effects of temperature and steam in autoclaving. Corning™ Black Phenolic Threaded Screw Caps with PTFE Liners provide a highly inert sealing face.

DWK Life Sciences Kimble™ Kontes™ NMR Sample Tube Caps
For Kontes™ 5 or 10mm NMR sample tubes
Promotions are available
DWK Life Sciences Kimble™ Kim-Kap™ Disposable Closures
Available in natural (clear) or choice of four colors
Promotions are available
DWK Life Sciences Wheaton™ Black Phenolic Solid Top Screw Caps
Providing safe, secure and chemically inert storage. Wheaton™ Black Phenolic Solid Top Screw Caps are manufactured from the highest quality materials.

Thermo Scientific™ Molecular BioProducts™ Flange Caps
Nonautoclavable polyethylene, for use with 12 and 13mm test and culture tubes

DWK Life Sciences Kimble™ Kontes™ NMR Polyethylene Sample Tube Pressure Caps for 5 and 10mm Tubes
Tight-fitting, polyethylene cap which stays in place even with a build-up of internal vaporization pressures
Promotions are available
Thermo Scientific™ Nalgene™ Friction-Fit Polypropylene Closures for Plastic Centrifuge Tubes
Use these friction-fit polypropylene closures featuring a convenient pull tab for easy removal from centrifuge tubes.
